Table of Contents
- Inspiron 3470 Service Manual
- Before working inside your computer
- After working inside your computer
- Technical overview
- Removing the computer cover
- Replacing the computer cover
- Removing the front bezel
- Replacing the front bezel
- Removing the fan shroud
- Replacing the fan shroud
- Removing the 2.5-inch hard drive
- Replacing the 2.5-inch hard drive
- Removing the 3.5-inch hard drive
- Replacing the 3.5-inch hard drive
- Removing the optical drive
- Replacing the optical drive
- Removing the memory modules
- Replacing the memory modules
- Removing the coin-cell battery
- Replacing the coin-cell battery
- Removing the wireless card
- Replacing the wireless card
- Removing the solid-state drive
- Replacing the solid-state drive
- Removing the antenna modules
- Replacing the antenna modules
- Removing the power-button module
- Replacing the power-button module
- Removing the power-supply unit
- Replacing the power-supply unit
- Removing the thermal-cooling assembly
- Replacing the thermal-cooling assembly
- Removing the processor
- Replacing the processor
- Removing the system board
- Replacing the system board
- Downloading drivers
- System setup
- System and setup password
- Troubleshooting
- Getting help and contacting Dell
DELL 3470 User Manual
Displayed below is the user manual for 3470 by DELL which is a product in the PCs/Workstations category. This manual has pages.
Related Manuals
Inspiron 3470
Service Manual
Computer Model: Inspiron 3470
Regulatory Model: D13S
Regulatory Type: D13S003
Notes, cautions, and warnings
NOTE: A NOTE indicates important information that helps you make better use of your product.
CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
WARNING: A WARNING indicates a potential for property damage, personal injury, or death.
© 2018 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks
may be trademarks of their respective owners.
2018 - 04
Rev. A00
Contents
1 Before working inside your computer............................................................................................................. 7
Before you begin ................................................................................................................................................................7
Safety instructions............................................................................................................................................................. 7
Recommended tools.......................................................................................................................................................... 8
Screw list.............................................................................................................................................................................8
2 After working inside your computer............................................................................................................... 9
3 Technical overview....................................................................................................................................... 10
Inside view of your computer..........................................................................................................................................10
System board components.............................................................................................................................................. 11
4 Removing the computer cover .....................................................................................................................12
Procedure.......................................................................................................................................................................... 12
5 Replacing the computer cover .....................................................................................................................13
Procedure.......................................................................................................................................................................... 13
6 Removing the front bezel ............................................................................................................................ 14
Prerequisites......................................................................................................................................................................14
Procedure.......................................................................................................................................................................... 14
7 Replacing the front bezel..............................................................................................................................16
Procedure.......................................................................................................................................................................... 16
Post-requisites...................................................................................................................................................................17
8 Removing the fan shroud..............................................................................................................................18
Prerequisites......................................................................................................................................................................18
Procedure.......................................................................................................................................................................... 18
9 Replacing the fan shroud..............................................................................................................................19
Procedure.......................................................................................................................................................................... 19
Post-requisites.................................................................................................................................................................. 19
10 Removing the 2.5-inch hard drive...............................................................................................................20
Prerequisites..................................................................................................................................................................... 20
Procedure..........................................................................................................................................................................20
11 Replacing the 2.5-inch hard drive................................................................................................................22
Procedure..........................................................................................................................................................................22
Post-requisites..................................................................................................................................................................23
12 Removing the 3.5-inch hard drive...............................................................................................................24
Prerequisites..................................................................................................................................................................... 24
Contents 3
Procedure..........................................................................................................................................................................24
13 Replacing the 3.5-inch hard drive............................................................................................................... 26
Procedure..........................................................................................................................................................................26
Post-requisites..................................................................................................................................................................27
14 Removing the optical drive......................................................................................................................... 28
Prerequisites..................................................................................................................................................................... 28
Procedure..........................................................................................................................................................................28
15 Replacing the optical drive..........................................................................................................................31
Procedure.......................................................................................................................................................................... 31
Post-requisites..................................................................................................................................................................32
16 Removing the memory modules..................................................................................................................33
Prerequisites..................................................................................................................................................................... 33
Procedure..........................................................................................................................................................................33
17 Replacing the memory modules..................................................................................................................35
Procedure..........................................................................................................................................................................35
Post-requisites..................................................................................................................................................................35
18 Removing the coin-cell battery...................................................................................................................37
Prerequisites..................................................................................................................................................................... 37
Procedure..........................................................................................................................................................................37
19 Replacing the coin-cell battery...................................................................................................................38
Procedure..........................................................................................................................................................................38
Post-requisites..................................................................................................................................................................38
20 Removing the wireless card....................................................................................................................... 39
Prerequisites..................................................................................................................................................................... 39
Procedure..........................................................................................................................................................................39
21 Replacing the wireless card.........................................................................................................................41
Procedure.......................................................................................................................................................................... 41
Post-requisites.................................................................................................................................................................. 41
22 Removing the solid-state drive...................................................................................................................42
Prerequisites..................................................................................................................................................................... 42
Procedure..........................................................................................................................................................................42
23 Replacing the solid-state drive...................................................................................................................44
Procedure..........................................................................................................................................................................44
Post-requisites..................................................................................................................................................................44
24 Removing the antenna modules................................................................................................................. 45
Prerequisites..................................................................................................................................................................... 45
4Contents
Procedure..........................................................................................................................................................................45
25 Replacing the antenna modules................................................................................................................. 46
Procedure..........................................................................................................................................................................46
Post-requisites..................................................................................................................................................................46
26 Removing the power-button module.......................................................................................................... 47
Prerequisites..................................................................................................................................................................... 47
Procedure..........................................................................................................................................................................47
27 Replacing the power-button module.......................................................................................................... 49
Procedure..........................................................................................................................................................................49
Post-requisites................................................................................................................................................................. 50
28 Removing the power-supply unit................................................................................................................ 51
Prerequisites......................................................................................................................................................................51
Procedure.......................................................................................................................................................................... 51
29 Replacing the power-supply unit................................................................................................................53
Procedure..........................................................................................................................................................................53
Post-requisites..................................................................................................................................................................54
30 Removing the thermal-cooling assembly................................................................................................... 55
Prerequisites.....................................................................................................................................................................55
Procedure......................................................................................................................................................................... 55
31 Replacing the thermal-cooling assembly.................................................................................................... 56
Procedure......................................................................................................................................................................... 56
Post-requisites................................................................................................................................................................. 56
32 Removing the processor............................................................................................................................ 57
Prerequisites..................................................................................................................................................................... 57
Procedure..........................................................................................................................................................................57
33 Replacing the processor............................................................................................................................ 58
Procedure......................................................................................................................................................................... 58
Post-requisites................................................................................................................................................................. 58
34 Removing the system board.......................................................................................................................59
Prerequisites..................................................................................................................................................................... 59
Procedure......................................................................................................................................................................... 59
35 Replacing the system board.......................................................................................................................62
Procedure..........................................................................................................................................................................62
Post-requisites..................................................................................................................................................................64
36 Downloading drivers.................................................................................................................................. 65
Downloading the Audio driver........................................................................................................................................ 65
Contents 5
Downloading the Video driver........................................................................................................................................ 65
Downloading the Storage driver.................................................................................................................................... 66
Downloading the Chipset driver.....................................................................................................................................66
Downloading the Network driver................................................................................................................................... 67
Downloading the Serial ATA driver.................................................................................................................................67
37 System setup.............................................................................................................................................69
Boot Sequence.................................................................................................................................................................69
Navigation keys................................................................................................................................................................69
BIOS overview..................................................................................................................................................................70
Entering BIOS setup program.........................................................................................................................................70
Enabling or disabling the USB in BIOS setup program.......................................................................................... 70
Identifying the hard drive in BIOS setup program..................................................................................................70
Checking the system memory in BIOS setup program......................................................................................... 70
System Setup Options..................................................................................................................................................... 71
Flashing the BIOS.............................................................................................................................................................74
38 System and setup password.......................................................................................................................75
Assigning a system password and setup password.....................................................................................................75
Deleting or changing an existing system setup password.......................................................................................... 76
Clearing Forgotten Passwords....................................................................................................................................... 76
Prerequisites............................................................................................................................................................... 76
Procedure....................................................................................................................................................................76
Post-requisites............................................................................................................................................................77
Clearing CMOS Settings................................................................................................................................................. 77
Prerequisites................................................................................................................................................................77
Procedure....................................................................................................................................................................77
Post-requisites............................................................................................................................................................78
39 Troubleshooting......................................................................................................................................... 79
Flashing the BIOS.............................................................................................................................................................79
Reinstall Windows using a USB recovery drive............................................................................................................ 79
Enhanced Pre-Boot System Assessment (ePSA) diagnostics...................................................................................80
Running the ePSA diagnostics.................................................................................................................................80
Diagnostics....................................................................................................................................................................... 80
Flea power release............................................................................................................................................................ 81
Wi-Fi power cycle............................................................................................................................................................. 81
40 Getting help and contacting Dell................................................................................................................82
Self-help resources.......................................................................................................................................................... 82
Contacting Dell.................................................................................................................................................................82
6Contents
Before working inside your computer
NOTE: The images in this document may dier from your computer depending on the conguration you ordered.
Topics:
• Before you begin
• Safety instructions
• Recommended tools
• Screw list
Before you begin
1 Save and close all open les and exit all open applications.
2 Shut down your computer. Click Start > Power > Shut down.
NOTE: If you are using a dierent operating system, see the documentation of your operating system for shut-down
instructions.
3 Disconnect your computer and all attached devices from their electrical outlets.
4 Disconnect all attached network devices and peripherals, such as keyboard, mouse, and monitor from your computer.
5 Remove any media card and optical disc from your computer, if applicable.
6 After the computer is unplugged, press and hold the power button for 5 seconds to ground the system board.
Safety instructions
Use the following safety guidelines to protect your computer from potential damage and ensure your personal safety.
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For more safety
best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.
WARNING: Disconnect all power sources before opening the computer cover or panels. After you nish working inside the
computer, replace all covers, panels, and screws before connecting to the electrical outlet.
CAUTION: To avoid damaging the computer, ensure that the work surface is at and clean.
CAUTION: To avoid damaging the components and cards, handle them by their edges, and avoid touching pins and contacts.
CAUTION: You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team.
Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that shipped
with the product or at www.dell.com/regulatory_compliance.
CAUTION: Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such as the
metal at the back of the computer. While you work, periodically touch an unpainted metal surface to dissipate static electricity,
which could harm internal components.
CAUTION: When you disconnect a cable, pull on its connector or on its pull tab, not on the cable itself. Some cables have
connectors with locking tabs or thumb-screws that you must disengage before disconnecting the cable. When disconnecting
cables, keep them evenly aligned to avoid bending any connector pins. When connecting cables, ensure that the ports and
connectors are correctly oriented and aligned.
1
Before working inside your computer 7
CAUTION: Press and eject any installed card from the media-card reader.
Recommended tools
The procedures in this document may require the following tools:
• Phillips screwdriver #1
• Plastic scribe
Screw list
The following table provides the list of screws that are used for securing dierent components to the computer.
Table 1. Screw list
Component Secured to Screw type Quantity
Computer cover Chassis #6-32xL6.35 2
2.5-inch hard drive Drive cage #6-32xL3.6 1
2.5-inch hard drive Hard-drive bracket M3xL3.5 4 (for each hard drive)
3.5-inch hard drive Drive cage #6-32xL6.35 2
3.5-inch hard drive Hard-drive bracket #6-32xL3.6 2
Drive cage Chassis #6-32xL6.35 1
Optical drive Optical-drive bracket M2xL2 3
Wireless card System board M2xL3.5 1
Power-supply unit Chassis #6-32xL6.35 3
Front-I/O bracket Chassis #6-32xL6.35 1
System board Chassis #6-32xL6.35 6
8 Before working inside your computer
After working inside your computer
CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer.
1 Replace all screws and ensure that no stray screws remain inside your computer.
2 Connect any external devices, peripherals, or cables you removed before working on your computer.
3 Replace any media cards, discs, or any other parts that you removed before working on your computer.
4 Connect your computer and all attached devices to their electrical outlets.
5 Turn on your computer.
2
After working inside your computer 9
Technical overview
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Inside view of your computer
• System board components
Inside view of your computer
1 memory modules 2 system board
3 processor fan and heat-sink assembly 4 hard-drive assembly
5 drive cage 6 power-supply unit
3
10 Technical overview
System board components
1 power-button module cable connector 2 coin-cell battery
3 wireless-card slot (M.2_WIFI) 4 power-supply unit cable connector (ATX_SYS)
5 optical-drive data cable connector (SATA2) 6 PCI-Express x16 card slot (SLOT2)
7 PCI-Express x1 card slot (SLOT1) 8 service mode jumper
9 password clear jumper 10 CMOS clear jumper
11 solid-state drive slot (M.2 SSD) 12 processor socket
13 processor power connector (ATX_CPU) 14 processor-fan cable connector (FAN_CPU)
15 hard-drive data cable connector (SATA3) 16 hard-drive data cable connector (SATA0)
17 hard drive and optical-drive power cable connector
Technical overview 11
Removing the computer cover
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Procedure
1 Place the computer on its side.
2 Remove the two screws (#6-32xL6.35) that secure the computer cover to the chassis.
3 Slide the computer cover towards the back of the computer and lift the cover o the chassis.
4
12 Removing the computer cover
Replacing the computer cover
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Procedure
1 Align the tabs on the computer cover with the slots on the chassis and slide it towards the front of the computer until it snaps into
place.
2 Replace the two screws (#6-32xL6.35) that secure the computer cover to the chassis.
3 Place the computer in an upright position.
5
Replacing the computer cover 13
Removing the front bezel
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Prerequisites
• Procedure
Prerequisites
Remove the computer cover.
Procedure
1 Place the computer in an upright position.
2 Pry and release the tabs on the front bezel sequentially from the top, away from the chassis.
3 Rotate and pull the front bezel away from the computer to release the tabs on the front bezel from the front-panel slots.
6
14 Removing the front bezel
Removing the front bezel 15
Replacing the front bezel
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Procedure
• Post-requisites
Procedure
1 Align the tabs on the front bezel with the front-panel slots.
2 Rotate the front bezel towards the chassis until it snaps into place.
7
16 Replacing the front bezel
Removing the fan shroud
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Prerequisites
• Procedure
Prerequisites
Remove the computer cover.
Procedure
1 Pry and release the tabs on the fan shroud sequentially from the bottom, away from the thermal-cooling assembly.
2 Lift the fan shroud o the thermal-cooling assembly.
8
18 Removing the fan shroud
Replacing the fan shroud
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Procedure
• Post-requisites
Procedure
Align the tabs on the fan shroud with the slots on the thermal-cooling assembly and snap it into place.
Post-requisites
Replace the computer cover.
9
Replacing the fan shroud 19
Removing the 2.5-inch hard drive
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Prerequisites
• Procedure
Prerequisites
Remove the computer cover.
Procedure
1 Disconnect the power cables and the data cables from the hard drive.
2 Remove the screw (#6-32xL3.6) that secures the hard-drive assembly to the drive cage.
3 Slide and lift the hard-drive assembly out of the slot on the drive cage.
10
20 Removing the 2.5-inch hard drive
4 Remove the four screws (M3xL3.5) that secure the top hard drive to the hard-drive bracket.
5 Lift the top hard drive o the hard-drive bracket.
NOTE: Note the orientation of the hard drive so that you can replace it correctly.
6 Remove the four screws (M3xL3.5) that secure the bottom hard drive to the hard-drive bracket.
7 Slide the bottom hard drive out of the hard-drive bracket.
NOTE: Note the orientation of the hard drive so that you can replace it correctly.
Removing the 2.5-inch hard drive 21
Replacing the 2.5-inch hard drive
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Procedure
• Post-requisites
Procedure
1 Slide the bottom hard drive into the hard-drive bracket.
2 Align the screw holes on the bottom hard drive with the screw holes on the hard-drive bracket.
3 Replace the four screws (M3xL3.5) that secure the bottom hard-drive to the hard-drive bracket.
4 Align the screw holes on the top hard drive with the screw holes on the hard-drive bracket.
5 Replace the four screws (M3xL3.5) that secure the top hard drive to the hard-drive bracket.
6 Slide the hard drive into the slot on the drive cage until it snaps into place.
7 Replace the screw that secures the hard-drive assembly to the drive cage.
11
22 Replacing the 2.5-inch hard drive
Removing the 3.5-inch hard drive
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Prerequisites
• Procedure
Prerequisites
1 Remove the computer cover.
2 Remove the front bezel.
Procedure
1 Place the computer on its side to access the parts inside the chassis.
2 Disconnect the power cable and the data cable from the hard drive.
3 Remove the two screws (#6-32xL6.35) that secure the hard-drive assembly to the drive cage.
4 Slide the hard-drive assembly toward the inside of the computer and lift it o the drive cage.
12
24 Removing the 3.5-inch hard drive
5 Turn the hard-drive assembly over.
6 Remove the two screws (#6-32xL3.6) that secure the hard-drive bracket to the hard-drive assembly.
7 Slide the hard drive out of the hard-drive bracket.
Removing the 3.5-inch hard drive 25
Replacing the 3.5-inch hard drive
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Procedure
• Post-requisites
Procedure
1 Slide the hard drive into the hard-drive bracket.
2 Align the screw holes on the hard drive with the screw holes on the hard-drive bracket.
3 Replace the two screws (#6-32xL3.6) that secure the hard-drive bracket to the hard drive.
4 Turn the hard-drive assembly over.
5 Slide and place the hard-drive assembly into the drive cage.
13
26 Replacing the 3.5-inch hard drive
Removing the optical drive
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Prerequisites
• Procedure
Prerequisites
1 Remove the computer cover.
2 Remove the front bezel.
Procedure
1 Place the computer on its side to access the parts inside the chassis.
2 Remove the two screws (#6-32xL6.35) that secure the drive cage to the chassis.
3 Push the release tab on the chassis and slide the drive cage to release it from the chassis
4 Disconnect the data cable and power cable from the optical drive.
5 Disconnect the data cables and power cables from the hard drives.
14
28 Removing the optical drive
6 Lift the drive cage out of the chassis.
7 Turn the drive cage over and remove the three screws (M2xL2) that secure the optical drive to the optical-drive bracket.
8 Slide the optical drive out of the optical-drive bracket.
9 Insert a pin into the optical-drive emergency eject pinhole to release the optical drive.
10 Using a plastic scribe, gently push the tabs to release the optical-drive bezel from the optical drive.
11 Gently pull and disconnect the optical-drive bezel form the optical drive.
Removing the optical drive 29
30 Removing the optical drive
Replacing the optical drive
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Procedure
• Post-requisites
Procedure
1 Align and replace the optical-drive bezel to the optical drive.
2 Slide the optical drive into the optical-drive cage
3 Align the screw holes on the optical drive with the screw holes on the drive cage and replace the three screws (M2xL2) that secure
the optical drive to the drive cage.
4 Place the drive cage on the chassis.
5 Connect the data cable and power cable to the optical drive.
6 Connect the data cables and power cables to the hard drives.
15
Replacing the optical drive 31
7 Slide the drive cage into the slot on the chassis and snap it into place.
8 Align the screw hole on the drive cage with the screw hole on the chassis and replace the two screws (#6-32xL6.35) that secure the
drive cage to the chassis.
Post-requisites
1 Replace the front bezel.
2 Replace the computer cover.
32 Replacing the optical drive
Removing the memory modules
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Prerequisites
• Procedure
Prerequisites
1 Remove the computer cover.
2 Remove the front bezel.
3 Remove the fan shroud.
4 Follow the procedure from step 1 to step 6 in “Removing the optical drive”.
Procedure
1 Using the ngertips, spread apart the securing clip at each end of the memory-module slot until the memory module pops up.
2 Lift the memory module out of the memory-module slot.
NOTE: If the memory module is dicult to remove, gently ease the memory module back and forth alongside the memory-
module slot to remove it
16
Removing the memory modules 33
34 Removing the memory modules
Replacing the memory modules
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Procedure
• Post-requisites
Procedure
1 Align the notch on the memory module with the tab on the memory-module slot.
2 Insert the memory module into the memory-module slot and press the memory module down until the securing clips lock in place.
Post-requisites
1 Follow the procedure from step 5 to step 8 in “Replacing the optical drive”.
2 Replace the fan shroud.
3 Replace the front bezel.
17
Replacing the memory modules 35
Removing the coin-cell battery
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
CAUTION: Removing the coin-cell battery resets the BIOS setup program’s settings to default. It is recommended that you note
the BIOS setup program’s settings before removing the coin-cell battery.
Topics:
• Prerequisites
• Procedure
Prerequisites
1 Remove the computer cover.
2 Remove the front bezel.
3 Follow the procedure from step 1 to step 6 in “Removing the optical drive”.
Procedure
1 Press on the edge of the coin-cell battery until the coin-cell battery pops up.
2 Lift the coin-cell battery out of its socket the battery socket on the system board.
18
Removing the coin-cell battery 37
Replacing the coin-cell battery
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Procedure
• Post-requisites
Procedure
Insert a new coin-cell battery (CR2032) into the battery socket with the positive side facing up, and snap the battery into place.
Post-requisites
1 Follow the procedure from step 5 to step 8 in “Replacing the optical drive”.
2 Replace the front bezel.
3 Replace the computer cover.
19
38 Replacing the coin-cell battery
Removing the wireless card
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Prerequisites
• Procedure
Prerequisites
1 Remove the computer cover.
2 Remove the front bezel.
3 Follow the procedure from step 1 to step 6 in “Removing the optical drive”.
Procedure
1 Locate the wireless card on the system board.
2 Remove the screw (M2xL3.5) that secures the wireless card to the system board.
3 Lift the wireless-card bracket o the wireless card.
4 Slide and remove the wireless card from the wireless-card slot.
5 Disconnect the antenna cables from the wireless card.
20
Removing the wireless card 39
40 Removing the wireless card
Replacing the wireless card
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Procedure
• Post-requisites
Procedure
1 Connect the antenna cables to the wireless card.
2 Align and place the wireless-card bracket on to the wireless card.
3 Align the notch on the wireless card with the tab on the wireless-card slot and slide the wireless card at an angle into the wireless-card
slot.
4 Replace the screw (M2xL3.5) that secures the wireless card to the system board.
Post-requisites
1 Follow the procedure from step 5 to step 8 in “Replacing the optical drive”.
2 Replace the front bezel.
3 Replace the computer cover.
21
Replacing the wireless card 41
Removing the solid-state drive
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
CAUTION: Solid-state drives are fragile. Exercise care when handling the solid-state drive.
CAUTION: To avoid data loss, do not remove the solid-state drive while the computer is in sleep or on state.
Topics:
• Prerequisites
• Procedure
Prerequisites
Remove the computer cover.
Procedure
1 Locate the solid-state drive on the system board.
2 Remove the spacer that secures the solid-state drive to the system board.
3 Slide and remove the solid-state drive from the solid-state drive slot.
22
42 Removing the solid-state drive
Removing the solid-state drive 43
Replacing the solid-state drive
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
CAUTION: Solid-state drives are fragile. Exercise care when handling the solid-state drive.
Topics:
• Procedure
• Post-requisites
Procedure
1 Align the notch on the solid-state drive with the tab on the solid-state drive slot.
2 Slide the solid-state drive into the solid-state drive slot and press down the solid-state drive.
3 Replace the spacer that secures the solid-state drive to the system board.
Post-requisites
Replace the computer cover.
23
44 Replacing the solid-state drive
Removing the antenna modules
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Prerequisites
• Procedure
Prerequisites
1 Remove the computer cover.
2 Remove the front bezel.
3 Follow the procedure from step 1 to step 6 in “Removing the optical drive”.
4 Remove the wireless card.
Procedure
1 Note the antenna-cable routing and remove the antenna cables from the routing guide on the chassis.
2 Using a plastic scribe, gently pry the antenna modules o the side-chassis.
3 Remove the antenna modules, along with its cables, o the chassis.
24
Removing the antenna modules 45
Replacing the antenna modules
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Procedure
• Post-requisites
Procedure
1 Align and adhere the antenna modules to the chassis.
2 Route the antenna cables through the routing guides on the chassis.
Post-requisites
1 Replace the wireless card.
2 Follow the procedure from step 5 to step 8 in “Replacing the optical drive”.
3 Replace the front bezel.
4 Replace the computer cover.
25
46 Replacing the antenna modules
Removing the power-button module
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Prerequisites
• Procedure
Prerequisites
1 Remove the computer cover.
2 Remove the front bezel.
3 Follow the procedure from step 1 to step 6 in “Removing the optical drive”.
Procedure
1 Remove the screw (#6-32xL6.35) that secures the front-I/O bracket to the chassis.
2 Gently release the ports on the front-I/O bracket from the slots on the chassis and lift the front-I/O bracket o the chassis.
3 Disconnect the power-button cable from the system board.
4 Press the tabs on the power-button module to release the module from the front panel.
26
Removing the power-button module 47
48 Removing the power-button module
Replacing the power-button module
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Procedure
• Post-requisites
Procedure
1 Route the power-button board cable through the slot on the front panel.
2 Connect the power-button board cable to the system board.
3 Slide the ports on the front-I/O bracket into the slots on the chassis and align the screw holes on the front-I/O panel with the screw
holes on the chassis.
4 Replace the screw (#6-32xL6.35) that secures the front-I/O bracket to the chassis.
27
Replacing the power-button module 49
Removing the power-supply unit
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Prerequisites
• Procedure
Prerequisites
1 Remove the computer cover.
2 Remove the front bezel.
3 Follow the procedure from step 1 to step 6 in “Removing the optical drive”.
Procedure
1 Press the securing clip and disconnect the power-supply unit cable (ATX_CPU) from the system board.
2 Press the securing clip and disconnect the power-supply unit cable (ATX_SYS) from the system board.
3 Note the power-supply unit cable routing and remove the power-supply unit cable from the routing guides on the chassis.
4 Remove the three screws (#6-32xL6.35) that secure the power-supply unit to the chassis.
28
Removing the power-supply unit 51
5 Press the clamp and slide the power-supply unit towards the front of the chassis to release it from the chassis.
6 Lift the power-supply unit, along with the cables, o the chassis.
52 Removing the power-supply unit
Replacing the power-supply unit
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Procedure
• Post-requisites
Procedure
1 Place the power-supply unit on the chassis.
2 Slide the power-supply unit towards the back of the chassis until it snaps into place.
3 Align the screw holes on the power-supply unit with the screw holes on the chassis.
4 Replace the three screws (#6-32xL6.35) that secure the power-supply unit to the chassis.
5 Route the power-supply unit cable through the routing guides inside the chassis.
6 Connect the power-supply unit cables (ATX_CPU and ATX_SYS) to the system board.
29
Replacing the power-supply unit 53
Removing the thermal-cooling assembly
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Prerequisites
• Procedure
Prerequisites
1 Remove the computer cover.
2 Remove the fan shroud.
Procedure
1 Disconnect the processor-fan cable from the system board.
2 Loosen the captive screws that secure the thermal-cooling assembly to the system board.
3 Lift the thermal-cooling assembly o the system board.
30
Removing the thermal-cooling assembly 55
Replacing the thermal-cooling assembly
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Procedure
• Post-requisites
Procedure
1 Align the captive screws on the thermal-cooling assembly with the screw holes on the system board.
2 Tighten the captive screws that secure the thermal-cooling to the system board.
3 Connect the processor-fan cable to the system board.
Post-requisites
1 Replace the fan shroud.
2 Replace the computer cover.
31
56 Replacing the thermal-cooling assembly
Removing the processor
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Topics:
• Prerequisites
• Procedure
Prerequisites
1 Remove the computer cover.
2 Remove the front bezel.
3 Follow the procedure from step 1 to step 6 in “Removing the optical drive”.
4 Remove the memory modules.
5 Remove the fan shroud.
6 Remove the thermal-cooling assembly.
Procedure
1 Locate the processor on the system board.
2 Press the release-lever down and then pull it outwards to release it from the securing tab.
3 Pull up the release-lever completely to unlock the processor.
4 Gently lift the processor and remove it from the processor socket.
32
Removing the processor 57
Replacing the processor
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
CAUTION: If either the processor or the heat sink is replaced, use the thermal grease provided in the kit to ensure that thermal
conductivity is achieved.
NOTE: A new processor ships with a thermal pad in the package. In some cases, the processor may ship with the thermal pad
attached to it.
Topics:
• Procedure
• Post-requisites
Procedure
1 Ensure that the release lever on the processor socket is fully extended in the open position. Then align the notches on the processor
with the tabs on the processor socket and place the processor in the processor socket.
CAUTION: The pin-1 corner of the processor has a triangle that aligns with the triangle on the pin-1 corner on the processor
socket. When the processor is properly seated, all four corners are aligned at the same height. If one or more corners of the
processor are higher than the others, the processor is not seated properly.
CAUTION: Ensure that the processor-cover notch is positioned underneath the alignment post.
2 When the processor is fully seated in the socket, close the processor cover.
3 Pivot the release-lever down and place it under the tab on the processor cover.
Post-requisites
1 Replace the thermal-cooling assembly.
2 Replace the fan shroud.
3 Replace the memory modules.
4 Follow the procedure from step 5 to step 8 in “Replacing the optical drive”.
5 Replace the front bezel.
6 Replace the computer cover.
33
58 Replacing the processor
Removing the system board
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
NOTE: Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program
after you replace the system board.
NOTE: Replacing the system board removes any changes you have made to the BIOS using the BIOS setup program. You must
make the appropriate changes again after you replace the system board.
NOTE: Before disconnecting the cables from the system board, note the location of the connectors so that you can reconnect
the cables correctly after you replace the system board.
Topics:
• Prerequisites
• Procedure
Prerequisites
1 Remove the computer cover.
2 Remove the front bezel.
3 Follow the procedure from step 1 to step 6 in “Removing the optical drive”.
4 Remove the memory modules.
5 Remove the wireless card.
6 Remove the thermal-cooling assembly.
7 Remove the processor.
Procedure
NOTE: Note the routing of all cables as you remove them so that you can reroute them correctly after you replace the system
board. For information on system board connectors, see “System-board components".
1 Remove the screw (#6-32xL6.35) that secures the front-I/O bracket to the chassis.
2 Swivel open the front-I/O bracket away from the chassis.
34
Removing the system board 59
3 Disconnect the optical-drive data cable from the system board.
4 Disconnect the power-supply unit cable from the system board.
5 Disconnect the hard-drive data cable from the system board.
6 Disconnect the hard drive and optical-drive power cable from the system board.
7 Disconnect the power-button module from the system board.
8 Disconnect the processor power-cable from the system board and remove the processor power-cable from the routing guides on the
chassis.
9 Remove the six screws (#6-32xL6.35) that secure the system board to the chassis.
10 Slide and lift the system board at an angle to remove it from the chassis.
60 Removing the system board
Removing the system board 61
Replacing the system board
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
NOTE: Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program
after you replace the system board.
NOTE: Replacing the system board removes any changes you have made to the BIOS using the BIOS setup program. You must
make the appropriate changes again after you replace the system board.
Topics:
• Procedure
• Post-requisites
Procedure
1 Align the system board with the slots on the chassis and place the system board in position.
2 Replace the six screws (#6-32xL6.35) that secure the system board to the chassis.
3 Connect the optical-drive data cable to the system board.
4 Connect the power-supply unit cable to the system board.
35
62 Replacing the system board
5 Connect the hard-drive data cable to the system board.
6 Connect the hard drive and optical-drive power cable to the system board.
7 Connect the power-button module cable to the system board.
8 Route the processor power-cable through the routing guides on the chassis and connect the cable to the system board.
9 Align and place the front-I/O bracket on the chassis.
10 Replace the screw (#6-32xL6.35) that secure the front-I/O bracket to the chassis.
Replacing the system board 63
Downloading drivers
Downloading the Audio driver
1 Turn on your computer.
2 Go to www.dell.com/support.
3 Enter the Service Tag of your computer, and then click Submit.
NOTE: If you do not have the Service Tag, use the autodetect feature or manually browse for your computer model.
4 Click Drivers & downloads.
5 Click the Detect Drivers button.
NOTE: Review on-screen instructions for browser-specic instructions.
6 Click View Drivers for My System.
7 Click Download and Install to download and install all driver updates detected for your computer.
8 Select a location to save the les.
9 If prompted, approve requests from User Account Control to make changes on the system.
10 The application installs all drivers and updates identied.
NOTE: Not all les can be installed automatically. Review the installation summary to identify if manual installation is
necessary.
11 For manual download and installation, click Category.
12 Click Audio in the drop-down list.
13 Click Download to download the audio driver for your computer.
14 After the download is complete, navigate to the folder where you saved the audio driver le.
15 Double-click the audio driver le icon and follow the instructions on the screen to install the driver.
Table 2. Audio controller status in Device Manager
Before Installation After Installation
Downloading the Video driver
1 Turn on your computer.
2 Go to www.dell.com/support.
3 Enter the Service Tag of your computer, and then click Submit.
NOTE: If you do not have the Service Tag, use the autodetect feature or manually browse for your computer model.
4 Click Drivers & downloads.
5 Click the Detect Drivers button.
NOTE: Review on-screen instructions for browser-specic instructions.
6 Click View Drivers for My System.
36
Downloading drivers 65
7 Click Download and Install to download and install all driver updates detected for your computer.
8 Select a location to save the les.
9 If prompted, approve requests from User Account Control to make changes on the system.
10 The application installs all drivers and updates identied.
NOTE: Not all les can be installed automatically. Review the installation summary to identify if manual installation is
necessary.
11 For manual download and installation, click Category.
12 Click Video in the drop-down list.
13 Click Download to download the appropriate graphic driver for your computer.
14 After the download is complete, navigate to the folder where you saved the graphics driver le.
15 Double-click the graphics driver le icon and follow the instructions on the screen to install the driver.
Downloading the Storage driver
1 Turn on your computer.
2 Go to www.dell.com/support.
3 Enter the Service Tag of your computer, and then click Submit.
NOTE: If you do not have the Service Tag, use the autodetect feature or manually browse for your computer model.
4 Click Drivers & downloads.
5 Click the Detect Drivers button.
NOTE: Review on-screen instructions for browser-specic instructions.
6 Click View Drivers for My System.
7 Click Download and Install to download and install all driver updates detected for your computer.
8 Select a location to save the les.
9 If prompted, approve requests from User Account Control to make changes on the system.
10 The application installs all drivers and updates identied.
NOTE: Not all les can be installed automatically. Review the installation summary to identify if manual installation is
necessary.
11 For manual download and installation, click Category.
12 Click Storage in the drop-down list.
13 Click Download to download the card reader driver for your computer.
14 After the download is complete, navigate to the folder where you saved USB driver le.
15 Double-click the USB driver le icon and follow the instructions on screen to install the driver.
Downloading the Chipset driver
1 Turn on your computer.
2 Go to www.dell.com/support.
3 Enter the Service Tag of your computer, and then click Submit.
NOTE: If you do not have the Service Tag, use the autodetect feature or manually browse for your computer model.
4 Click Drivers & downloads.
5 Click the Detect Drivers button.
NOTE: Review on-screen instructions for browser-specic instructions.
6 Click View Drivers for My System.
7 Click Download and Install to download and install all driver updates detected for your computer.
8 Select a location to save the les.
9 If prompted, approve requests from User Account Control to make changes on the system.
66 Downloading drivers
10 The application installs all drivers and updates identied.
NOTE: Not all les can be installed automatically. Review the installation summary to identify if manual installation is
necessary.
11 For manual download and installation, click Category.
12 Click Chipset in the drop-down list.
13 Click Download to download the appropriate Chipset and ME driver for your computer.
14 After the download is complete, navigate to the folder where you saved the chipset driver le.
15 Double-click the chipset driver le icon and follow the instructions on the screen to install the driver.
Downloading the Network driver
1 Turn on your computer.
2 Go to www.dell.com/support.
3 Enter the Service Tag of your computer, and then click Submit.
NOTE: If you do not have the Service Tag, use the autodetect feature or manually browse for your computer model.
4 Click Drivers & downloads.
5 Click the Detect Drivers button.
NOTE: Review on-screen instructions for browser-specic instructions.
6 Click View Drivers for My System.
7 Click Download and Install to download and install all driver updates detected for your computer.
8 Select a location to save the les.
9 If prompted, approve requests from User Account Control to make changes on the system.
10 The application installs all drivers and updates identied.
NOTE: Not all les can be installed automatically. Review the installation summary to identify if manual installation is
necessary.
11 For manual download and installation, click Category.
12 Click Network in the drop-down list.
13 Click Download to download the appropriate network driver for your computer.
14 Save the le, and after the download is complete, navigate to the folder where you saved the network driver le.
15 Double-click the network driver le icon and follow the instructions on screen.
Downloading the Serial ATA driver
1 Turn on your computer.
2 Go to www.dell.com/support.
3 Enter the Service Tag of your computer, and then click Submit.
NOTE: If you do not have the Service Tag, use the autodetect feature or manually browse for your computer model.
4 Click Drivers & downloads.
5 Click the Detect Drivers button.
NOTE: Review on-screen instructions for browser-specic instructions.
6 Click View Drivers for My System.
7 Click Download and Install to download and install all driver updates detected for your computer.
8 Select a location to save the les.
9 If prompted, approve requests from User Account Control to make changes on the system.
10 The application installs all drivers and updates identied.
Downloading drivers 67
NOTE: Not all les can be installed automatically. Review the installation summary to identify if manual installation is
necessary.
11 For manual download and installation, click Category.
12 Click network in the drop-down list.
13 Click Download to download the Serial ATA driver for your computer.
14 Save the le, and after the download is complete, navigate to the folder where you saved the network driver le.
15 Double-click the network driver le icon and follow the instructions on screen.
68 Downloading drivers
System setup
NOTE: Depending on the computer and its installed devices, the items listed in this section may or may not be displayed.
Topics:
• Boot Sequence
• Navigation keys
• BIOS overview
• Entering BIOS setup program
• System Setup Options
• Flashing the BIOS
Boot Sequence
Boot Sequence allows you to bypass the System Setup–dened boot device order and boot directly to a specic device (for example:
optical drive or hard drive). During the Power-on Self Test (POST), when the Dell logo appears, you can:
• Access System Setup by pressing F2 key
• Bring up the one-time boot menu by pressing F12 key
The one-time boot menu displays the devices that you can boot from including the diagnostic option. The boot menu options are:
• Removable Drive (if available)
• STXXXX Drive
NOTE: XXX denotes the SATA drive number.
• Optical Drive (if available)
• SATA Hard Drive (if available)
• Diagnostics
NOTE: Choosing Diagnostics, will display the ePSA diagnostics screen.
The boot sequence screen also displays the option to access the System Setup screen.
Navigation keys
NOTE: For most of the System Setup options, changes that you make are recorded but do not take eect until you restart the
system.
Keys Navigation
Up arrow Moves to the previous eld.
Down arrow Moves to the next eld.
Enter Selects a value in the selected eld (if applicable) or follow the link in the eld.
Spacebar Expands or collapses a drop‐down list, if applicable.
Tab Moves to the next focus area.
37
System setup 69
Keys Navigation
NOTE: For the standard graphics browser only.
Esc Moves to the previous page until you view the main screen. Pressing Esc in the main screen displays a message
that prompts you to save any unsaved changes and restarts the system.
BIOS overview
CAUTION: Unless you are an expert computer user, do not change the settings in the BIOS Setup program. Certain changes can
make your computer work incorrectly.
NOTE: Before you change BIOS Setup program, it is recommended that you write down the BIOS Setup program screen
information for future reference.
Use the BIOS Setup program for the following purposes:
• Get information about the hardware installed in your computer, such as the amount of RAM and the size of the hard drive.
• Change the system conguration information.
• Set or change a user-selectable option, such as the user password, type of hard drive installed, and enabling or disabling base devices.
Entering BIOS setup program
1 Turn on (or restart) your computer.
2 During POST, when the DELL logo is displayed, watch for the F2 prompt to appear, and then press F2 immediately.
NOTE: The F2 prompt indicates that the keyboard is initialized. This prompt can appear very quickly, so you must watch for
it, and then press F2. If you press F2 before the F2 prompt, this keystroke is lost. If you wait too long and the operating
system logo appears, continue to wait until you see the desktop. Then, turn o your computer and try again.
Enabling or disabling the USB in BIOS setup program
1 Turn on or restart your computer.
2 Press F2 when the Dell logo is displayed on the screen to enter the BIOS setup program.
The BIOS setup program is displayed.
3 On the left pane, select Settings > System Conguration > USB Conguration.
The USB conguration is displayed on the right pane.
4 Select or clear the Enable External USB Port check box to enable or disable it, respectively.
5 Save the settings and exit.
Identifying the hard drive in BIOS setup program
1 Turn on or restart your computer.
2 Press F2 when the Dell logo is displayed on the screen to enter the BIOS setup program.
A list of hard drives are displayed under the System Information in the General group.
Checking the system memory in BIOS setup program
1 Turn on or restart your computer.
2 Press F2 when the Dell logo is displayed to enter the BIOS setup program.
3 On the left pane, select Settings > General > System Information.
70 System setup
The memory information is displayed on the right pane.
System Setup Options
NOTE: Depending on your computer and its installed devices, the items listed in this section may or may not appear.
Table 3. System setup options—Main menu
Main
System Time Displays the current time in hh:mm:ss format.
System Date Displays the current date in mm/dd/yyyy format.
BIOS Version Displays the BIOS version number.
Product Name Displays the product name.
Service Tag Enables you to enter the service tag of your computer.
Asset Tag Displays the asset tag of your computer.
CPU Type Displays the CPU type.
CPU Speed Displays the speed of the CPU.
CPU ID Displays the CPU identication code.
Cache L1 Displays the processor L1 cache size.
Cache L2 Displays the processor L2 cache size.
First HDD Displays the primary hard disk.
Power supply unit Displays the AC adapter type.
System Memory Displays the total computer memory installed.
Memory Speed Displays the memory speed.
Table 4. System setup options—Advanced menu
Advanced
Advanced BIOS Features
Intel SpeedStep Technology Enables you to enable or disable Intel Speedstep Technology.
Default: Enabled
NOTE: If enabled, the processor clock speed and core
voltage are adjusted dynamically based on the processor
load.
Virtualization Enables you to enable or disable Intel Virtualization Technology
feature for the processor.
VT for Direct I/O Enables you to enable or disable Intel Virtualization Technology
feature for the Direct I/O.
Integrated NIC Enables you to enable or disable the on-board LAN controller.
Default: Enabled
SATA Operation Enables you to congure the operating mode of the integrated SATA
hard drive controller.
Default: AHCI
System setup 71
Advanced
Adapter Warnings Enables you to choose if the computer should display warning
messages when you use AC adapters that are not supported by your
computer.
Default: Enabled
Intel Software Guard Extensions Enable or disable Intel Software Guard Extensions.
Default: Software Controlled
Intel Software Guard Extensions allocated memory size Displays the allocated memory size for Intel Software Guard
Extensions.
BIOS Recovery from Hard Drive Enables you to enable or disable BIOS Recovery from hard drive.
Default: Enabled
BIOS Auto-Recovery Enable or disable BIOS Auto-Recovery.
Default: Disabled
Always Perform Integrity Check Enable or disable Always Perform Integrity Check.
Default: Disabled
USB Conguration
Front USB Ports Enables you to enable or disable the front USB ports.
Rear USB Ports Enables you to enable or disable the rear USB ports.
Power Options
Wake Up by Integrated LAN Enables the computer to be powered on by special LAN signals.
AC Recovery Sets what action the computer takes when power is restored.
Deep Sleep Control Enables you to dene the controls when Deep Sleep is enabled.
USB Wake Support Enables you to enable the USB devices to wake the computer from
Standby.
Numlock Key Enables you to set the status of the Numlock key during boot to On
or O.
Default: Disabled
SupportAssist System Resolution
Auto OS Recovery Threshold Control the automatic boot ow for SupportAssist System
Resolution Console and for Dell OS Recovery tool.
SupportAssist OS Recovery The SupportAssist OS Recovery option will enable or disable the
boot ow for SupportAssist OS Recovery tool in the event of
certain system errors. If the SupportAssist OS Recovery setup
option is set to disabled then all automatic boot ow for
SupportAssist OS Recovery tool will be disabled.
Default: Disabled
Table 5. System setup options—Security menu
Security
Unlock Setup Status Displays if the setup status is unlocked.
Admin Password Status Displays whether the admin password is set.
System Password Status Displays whether the system password is set.
72 System setup
Security
HDD Password Status Displays if the hard drive password is set.
Admin Password Enables you to set the admin password.
System Password Enables you to set the system password.
HDD Password Enables you to set the hard drive password.
Password Change Enable or disable changes to the System and Hard Disk
passwords when an administrator password is set.
Computrace Enable or disable tracking assets and providing recovery
services in the event the computer is lost or stolen.
Default: Deactivate
PTT ON Enables you to enable or disable the Intel Platform Trust
Technology (PTT).
Default: Disabled
PPI Bypass for Clear Command Allows you to control the TPM Physical Presence Interface
(PPI). When enabled, this setting will allow the OS to skip BIOS
PPI user prompts when issuing the Clear command. Changes to
this setting take eect immediately.
Default: Disabled
UEFI Firmware Capsule Updates Enables you to enable or disable the UEFI Firmware Capsule
Updates function.
Default: Enabled
Table 6. System setup options—Boot menu
Boot
Boot List Option Displays the available boot devices.
File Browser Add Boot Option Enables you to set the boot path in the boot option list.
File Browser Del Boot Option Enables you to delete the boot path in the boot option list.
Secure Boot Enables you to enable or disable the secure boot control.
Default: Disabled
Boot Option Priorities Displays the available boot devices.
Boot Option #1 Displays the rst boot device.
Boot Option #2 Displays the second boot device.
Table 7. System setup options—Exit menu
Exit
Save Changes and Reset Enables you to exit system setup and save your changes.
Discard Changes and Reset Enables you to exit system setup and load previous values for
all system setup options.
Restore Defaults Enables you to load default values for all system setup options.
Discard Changes Enables you to exit your changes.
Save Changes Enables you to save your changes.
System setup 73
Flashing the BIOS
You may need to ash (update) the BIOS when an update is available or when you replace the system board.
Follow these steps to ash the BIOS:
1 Turn on your computer.
2 Go to www.dell.com/support.
3 Click Product support, enter the Service Tag of your computer, and then click Submit.
NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model.
4 Click Drivers & downloads > Find it myself.
5 Select the operating system installed on your computer.
6 Scroll down the page and expand BIOS.
7 Click Download to download the latest version of the BIOS for your computer.
8 After the download is complete, navigate to the folder where you saved the BIOS update le.
9 Double-click the BIOS update le icon and follow the instructions on the screen.
74 System setup
System and setup password
Table 8. System and setup password
Password type Description
System password Password that you must enter to log on to your system.
Setup password Password that you must enter to access and make changes to the
BIOS settings of your computer.
You can create a system password and a setup password to secure your computer.
CAUTION: The password features provide a basic level of security for the data on your computer.
CAUTION: Anyone can access the data stored on your computer if it is not locked and left unattended.
NOTE: System and setup password feature is disabled.
Topics:
• Assigning a system password and setup password
• Deleting or changing an existing system setup password
• Clearing Forgotten Passwords
• Clearing CMOS Settings
Assigning a system password and setup password
You can assign a new System Password only when the status is in Not Set.
To enter the system setup, press F2 immediately after a power-on or re-boot.
1 In the System BIOS or System Setup screen, select Security and press Enter.
The Security screen is displayed.
2 Select System Password and create a password in the Enter the new password eld.
Use the following guidelines to assign the system password:
• A password can have up to 32 characters.
• The password can contain the numbers 0 through 9.
• Only lower case letters are valid, upper case letters are not allowed.
• Only the following special characters are allowed: space, (”), (+), (,), (-), (.), (/), (;), ([), (\), (]), (`).
3 Type the system password that you entered earlier in the Conrm new password eld and click OK.
4 Press Esc and a message prompts you to save the changes.
5 Press Y to save the changes.
The computer reboots.
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System and setup password 75
Deleting or changing an existing system setup
password
Ensure that the Password Status is Unlocked (in the System Setup) before attempting to delete or change the existing System and/or
Setup password. You cannot delete or change an existing System or Setup password, if the Password Status is Locked.
To enter the System Setup, press F2 immediately after a power-on or reboot.
1 In the System BIOS or System Setup screen, select System Security and press Enter.
The System Security screen is displayed.
2 In the System Security screen, verify that Password Status is Unlocked.
3 Select System Password, alter or delete the existing system password and press Enter or Tab.
4 Select Setup Password, alter or delete the existing setup password and press Enter or Tab.
NOTE: If you change the System and/or Setup password, re-enter the new password when promoted. If you delete the
System and/or Setup password, conrm the deletion when promoted.
5 Press Esc and a message prompts you to save the changes.
6 Press Y to save the changes and exit from System Setup.
The computer reboot.
Clearing Forgotten Passwords
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Prerequisites
Remove the computer cover.
Procedure
1 Locate the password jumper (PSWD) on the system board.
NOTE: For more information on the location of the jumper, see “System-board components”.
2 Remove the jumper plug from the password jumper-pins.
3 Wait for 5 seconds and then replace the jumper plug in its original location.
76 System and setup password
Post-requisites
Replace the computer cover.
Clearing CMOS Settings
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Prerequisites
Remove the computer cover.
Procedure
1 Locate the CMOS jumper (CMCL R2) on the system board.
NOTE: For more information on the location of the jumper, see “system-board components”.
2 Remove the jumper plug from the password jumper-pins (PSWD) and connect it to the CMOS jumper-pins.
3 Wait for 5 seconds, and then replace the jumper plug to its original location.
System and setup password 77
Troubleshooting
Flashing the BIOS
You may need to ash (update) the BIOS when an update is available or when you replace the system board.
Follow these steps to ash the BIOS:
1 Turn on your computer.
2 Go to www.dell.com/support.
3 Click Product support, enter the Service Tag of your computer, and then click Submit.
NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model.
4 Click Drivers & downloads > Find it myself.
5 Select the operating system installed on your computer.
6 Scroll down the page and expand BIOS.
7 Click Download to download the latest version of the BIOS for your computer.
8 After the download is complete, navigate to the folder where you saved the BIOS update le.
9 Double-click the BIOS update le icon and follow the instructions on the screen.
Reinstall Windows using a USB recovery drive
CAUTION: This process formats the hard drive and removes all data on your computer. Ensure that you back up data on your
computer before beginning this task.
NOTE: Before reinstalling Windows, ensure your computer has more than 2 GB of memory and more than 32 GB of storage
space.
NOTE: This process may take up to an hour to complete and your computer will restart during the recovery process.
1 Connect the USB recovery drive to your computer.
2 Restart your computer.
3 Press F12 after the Dell logo is displayed on the screen to access the boot menu.
A Preparing one-time boot menu message appears.
4 After the boot menu loads, select the USB recovery device under UEFI BOOT.
The system reboots and a screen to Choose the keyboard layout is displayed.
5 Choose your keyboard layout.
6 In the Choose an option screen, click Troubleshoot.
7 Click Recover from a drive.
8 Choose one of the following options:
•Just remove my les to do a quick format.
•Fully clean the drive to do a complete format.
9 Click Recover to start the recovery process.
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Troubleshooting 79
Enhanced Pre-Boot System Assessment (ePSA)
diagnostics
CAUTION: Use the ePSA diagnostics to test only your computer. Using this program with other computers may cause invalid
results or error messages.
The ePSA diagnostics (also known as system diagnostics) performs a complete check of your hardware. The ePSA is embedded with the
BIOS and is launched by the BIOS internally. The embedded system diagnostics provides a set of options for particular devices or device
groups allowing you to:
• Run tests automatically or in an interactive mode
• Repeat tests
• Display or save test results
• Run thorough tests to introduce additional test options to provide extra information about the failed device(s)
• View status messages that inform you if tests are completed successfully
• View error messages that inform you of problems encountered during testing
NOTE: Some tests for specic devices require user interaction. Always ensure that you are present at the computer terminal
when the diagnostic tests are performed.
For more information, see Dell EPSA Diagnostic 3.0.
Running the ePSA diagnostics
1 Power-on the computer.
2 As the computer boots, press the F12 key as the Dell logo appears.
3 On the boot menu screen, select the Diagnostics option.
4 Click the arrow key at the bottom left corner.
Diagnostics front page is displayed.
5 Press the arrow in the lower-right corner to go to the page listing.
The items detected are listed.
6 To run a diagnostic test on a specic device, press Esc and click Yes to stop the diagnostic test.
7 Select the device from the left pane and click Run Tests.
8 If there are any issues, error codes are displayed.
Note the error code and validation number and contact Dell.
Diagnostics
The computer POST (Power On Self Test) ensures that it meets the basic computer requirements and the hardware is working
appropriately before the boot process begins. If the computer passes the POST, the computer continues to start in a normal mode.
However, if the computer fails the POST, the computer emits a series of LED codes during the start-up. The system LED is integrated on
the Power button.
The following table shows dierent light patterns and what they indicate.
Table 9. Diagnostics
Number of LED ashes Problem description
2 amber, 1 amber Motherboard failure
2 amber, 2 amber Motherboard, PSU or PSU cabling failure
2 amber, 3 amber Motherboard, RAM or CPU failure
80 Troubleshooting
Number of LED ashes Problem description
2 amber, 4 amber CMOS battery failure
Flea power release
Flea power is the residual static electricity that remains on the computer even after it has been powered o and the battery has been
removed. The following procedure provides the instructions on how to conduct ea power release:
1 Turn o your computer.
2 Disconnect the power adapter from your computer.
3 Press and hold the power button for 15 seconds to drain the ea power.
4 Connect the power adapter to your computer.
5 Turn on your computer.
Wi-Fi power cycle
If your computer is unable to access the internet due to Wi-Fi connectivity issues a Wi-Fi power cycle procedure may be performed. The
following procedure provides the instructions on how to conduct a Wi-Fi power cycle:
NOTE: Some ISPs (Internet Service Providers) provide a modem/router combo device.
1 Turn o your computer.
2 Turn o the modem.
3 Turn o the wireless router.
4 Wait for 30 seconds.
5 Turn on the wireless router.
6 Turn on the modem.
7 Turn on your computer.
Troubleshooting 81
Getting help and contacting Dell
Self-help resources
You can get information and help on Dell products and services using these self-help resources:
Table 10. Self-help resources
Information about Dell products and services www.dell.com
Dell Help & Support app
Tips
Contact Support In Windows search, type Contact Support, and press Enter.
Online help for operating system www.dell.com/support/windows
www.dell.com/support/linux
Troubleshooting information, user manuals, setup instructions,
product specications, technical help blogs, drivers, software
updates, and so on.
www.dell.com/support
Dell knowledge base articles for a variety of computer concerns. 1 Go to www.dell.com/support.
2 Type the subject or keyword in the Search box.
3 Click Search to retrieve the related articles.
Learn and know the following information about your product:
• Product specications
• Operating system
• Setting up and using your product
• Data backup
• Troubleshooting and diagnostics
• Factory and system restore
• BIOS information
See Me and My Dell at www.dell.com/support/manuals.
To locate the Me and My Dell relevant to your product, identify your
product through one of the following:
• Select Detect Product.
• Locate your product through the drop-down menu under View
Products.
• Enter the Service Tag number or Product ID in the search bar.
Contacting Dell
To contact Dell for sales, technical support, or customer service issues, see www.dell.com/contactdell.
NOTE: Availability varies by country and product, and some services may not be available in your country.
NOTE: If you do not have an active internet connection, you can nd contact information on your purchase invoice, packing slip,
bill, or Dell product catalog.
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82 Getting help and contacting Dell