Table of Contents
LG 38GN950-B User Manual
Displayed below is the user manual for 38GN950-B by LG which is a product in the Computer Monitors category. This manual has pages.
Related Manuals
* LG LED Monitor applies LCD screen with LED
backlights.
Please read this manual carefully before operating
your set and retain it for future reference.
www.lg.com
38GN950
38GN95B
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2
TABLE OF CONTENTS
LICENSE .......................................3
OPEN SOURCE SOFTWARE
NOTICE INFORMATION ..............4
ASSEMBLING AND PREPARING 4
- Supported Drivers and Software .........................5
- Product and Button Description...........................5
How to Use the Joystick Button
How to Use the Lighting Button
- Moving and Lifting the Monitor............................7
Installing on a Table
Adjusting the Stand Height
Adjusting the Angle
Tidying up Cables
Using the Kensington Lock
Installing the Wall Mount Plate
Installing on the Wall
USING THE MONITOR .............. 15
- Connecting to a PC...................................................15
HDMI Connection
DisplayPort Connection
- Connecting AV Devices ...........................................16
HDMI Connection
- Connecting Peripherals...........................................17
USB Cable connection
Connecting Headphones
USER SETTINGS ....................... 18
- Activating the Main Menu ....................................18
Main Menu Features
- User Settings ...............................................................20
Menu Settings
TROUBLESHOOTING ................ 32
PRODUCT SPECIFICATION ...... 35
- Factory Support Mode............................................39
- HDMI Timing (Video) ................................................40
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LICENSE
Each model has different licenses. Visit www.lg.com for more information on the license.
The terms HDMI and HDMI High-Definition Multimedia Interface, and the HDMI Logo are trademarks or registered trademarks of
HDMI Licensing Administrator, Inc.
The SuperSpeed USB Trident logo is a registered trademark of USB Implementers Forum, Inc.
MaxxAudio and additional MAXX trademarks are trademarks and/or registered trademarks of Waves Audio Ltd.
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OPEN SOURCE SOFTWARE
NOTICE INFORMATION
To obtain the source code under GPL, LGPL, MPL, and other open source licenses,
that is contained in this product, please visit http://opensource.lge.com.
In addition to the source code, all referred license terms, warranty disclaimers and
copyright notices are available for download.
LG Electronics will also provide open source code to you on CD-ROM for a charge
covering the cost of performing such distribution (such as the cost of media,
shipping, and handling) upon email request to opensource@lge.com.
This offer is valid for a period of three years after our last shipment of this
product. This offer is valid to anyone in receipt of this information.
ASSEMBLING AND PREPARING
CAUTION
•Always use genuine LG components to ensure safety and product performance.
•The product warranty will not cover damage or injury caused by the use of
unauthorized components.
•It is recommended that use the supplied components.
•If you use generic cables not certified by LG, the screen may not display or
there may be image noises.
•Illustrations in this document represent typical procedures, so they may look
different from the actual product.
•Do not apply foreign substances (oils, lubricants, etc.) to the screw parts when
assembling the product. (Doing so may damage the product.)
•Applying excessive force when tightening screws may cause damage to
the monitor. Damage caused in this way will not be covered by the product
warranty.
•Do not carry the monitor upside down by just holding the base. This may cause
the monitor to fall off the stand and could result in personal injury.
•When lifting or moving the monitor, do not touch the monitor screen. The force
applied to the monitor screen may cause damage to it.
•For wave pattern on appearance, unlike the general method of coating,
it’s applied to added glittering material in raw material.With no peeled-off
appearance, it has good durability. Please use it with confidence because there
is no problem in using the product at all.
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NOTE
•The components may look different from those illustrated here.
•Without prior notice, all product information and specifications contained in
this manual are subject to change to improve the performance of the product.
•To purchase optional accessories, visit an electronics store or an online
shopping site, or contact the retailer from which you purchased the product.
•The power cord provided may differ depending upon the region.
Supported Drivers and Software
You can download and install the latest version from the LGE website (www.
lg.com).
Drivers and Software Installation Priority
Monitor Driver Recommended
OnScreen Control Recommended
LG UltraGearTM Control Center Recommended
Product and Button Description
Lighting Button
Joystick Button / Power LED
•On: Power on
•Off: Power off
Lighting
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How to Use the Joystick Button
You can easily control the functions of the monitor by pressing the joystick
button or moving it left/right/up/down with your finger.
Basic Functions
Power on Press the joystick button once with
your finger to turn on the monitor.
Power off
Press and hold the joystick button
once more than 10 seconds with
your finger to turn off the monitor.
/ Volume
control
You can control the volume by
moving the joystick button left/
right.
/
Controls
screen
brightness
You can control the screen’s
brightness by moving the joystick
button up/down. (for SDR only)
How to Use the Lighting Button
You can easily control the functions of the monitor by pressing the lighting
button or moving it left/right with your finger.
Basic Functions
When Lighting is Off When Lighting is On
Press the lighting button
once with your finger to
turn on the lighting on
the back of the monitor.
You can adjust the color
by press the light button.
Press and hold the
lighting button once with
your finger to turn on the
lighting on the back of
the monitor.
Press and hold the
lighting button once with
your finger to turn off
the lighting on the back
of the monitor.
Not functional You can control the
lighting brightness by
moving the lighting
button left/right.
NOTE
•The joystick and lighting button are located at the bottom of the monitor.
•The Lighting function for the back of the monitor is available even when the
monitor is in power saving mode or when its screen is off. (Settings > General >
Lighting Option > Keep Lighting Status)
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Moving and Lifting the Monitor
When moving or lifting the monitor, follow these instructions to prevent the
monitor from being scratched or damaged and to ensure safe transportation,
regardless of its shape or size.
•Place the monitor in the original box or packing material before attempting to
move it.
•Before moving or lifting the monitor, disconnect the power cord and all other
cables.
•Hold the bottom and side of the monitor frame firmly. Do not hold the panel
itself.
•When holding the monitor, the screen should face away from you to prevent it
from being scratched.
•When transporting the monitor, do not expose the monitor to shock or
excessive vibration.
•When moving the monitor, keep it upright and never turn the monitor on its
side or tilt it sideways.
CAUTION
•Avoid touching the monitor screen as much as possible.
- This may result in damage to the screen or some of the pixels used to create
images.
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Installing on a Table
1 Lift the monitor and place it on the table in an upright position. Place the
monitor at least 100mm away from the wall to ensure sufficient ventilation.
100 mm
100 mm
100 mm
100 mm
•If you use the monitor panel without the stand base, its joystick button may
cause the monitor to become unstable and fall, resulting in damage to the
monitor or human injury. In addition, this may cause the joystick button to
malfunction.
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Adjusting the Stand Height
1 Place the monitor mounted on the stand base in an upright position.
2 Handle the monitor with both hands for safety.
Max. 110.0 mm
WARNING
•When adjusting the screen height, do not place your hand
on the stand body to avoid injury to your fingers.
Adjusting the Angle
1 Place the monitor mounted on the stand base in an upright position.
2 Adjust the angle of the screen.
The angle of the screen can be adjusted forward or backward from -5° to 15° for
a comfortable viewing experience.
Front
Rear
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WARNING
•To avoid injury to the fingers when adjusting the screen, do not hold the lower
part of the monitor’s frame as illustrated below.
•Be careful not to touch or press the screen area when adjusting the angle of
the monitor.
NOTE
• The left or right side of the monitor head can be slightly rotated up or down
(up to 3°). Adjust the horizontal level of the monitor head.
Monitor head
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Tidying up Cables
Arrange the cables using the cable holder as shown in the illustration.
Mouse Holder
Cable Holder
Using the Kensington Lock
The connector for the Kensington security system is located at the bottom of the
monitor.
For more information on installation and usage, refer to the Kensington lock
owner’s manual or visit the website at http://www.kensington.com.
Connect the monitor to a table using the Kensington security system cable.
NOTE
•The Kensington security system is optional. You can obtain optional accessories
from most electronics stores.
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Installing the Wall Mount Plate
This monitor meets the specifications for the wall mount plate or other
compatible devices.
1 Place the screen face down. To protect the monitor panel (screen), cover
the surface with a soft cloth or the monitor protection pad included in the
product package.
2 Remove the four screws tightened on the back of the monitor.
3 Place the wall mount plate onto the monitor and align it with the screw holes.
4 Tighten the four screws using a screwdriver to fix the plate to the monitor.
NOTE
•The wall mount plate is sold separately.
•For more information on installation, refer to the wall mount plate’s installation
guide.
•Be careful not to apply too much force while mounting the wall mount plate as
it may cause damage to the screen.
Installing on the Wall
Install the monitor at least 100mm away from the wall and leave about 100mm
of space at each side of the monitor to ensure sufficient ventilation. Detailed
installation instructions can be obtained from your local retail store. Alternatively,
please refer to the manual for how to install and set up a tilting wall mounting
bracket.
100 mm
100 mm
100 mm 100 mm
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To install the monitor to a wall, attach a wall mounting bracket (optional) to the
back of the monitor.
Make sure that the wall mounting bracket is securely fixed to the monitor and to
the wall.
1 If you use screws longer than the standard length, it may damage the inside
of the product.
2 A non-VESA standard screw may damage the product and cause the monitor
to fall. LG Electronics is not liable for any accidents relating to the use of
non-standard screws.
Wall Mount (mm) 100 x 100
Standard screw M4 x L10
Number of screws 4
Wall Mount Plate (Optional) LSW 149
NOTE
•Use the screws specified by VESA standards.
•The wall mount kit includes the installation guide and all necessary parts.
•The wall mounting bracket is optional. You can obtain optional accessories from
your local dealer.
•The length of the screw may differ for each wall mounting bracket. Be sure to
use the proper length.
•For more information, please refer to the user manual for the wall mounting
bracket.
CAUTION
•Unplug the power cord before moving or installing the monitor to avoid electric
shock.
•Installing the monitor on the ceiling or on a slanted wall may result in the
monitor falling off, which could lead to injury. Use an authorized LG wall mount
and contact the local dealer or qualified personnel.
•Applying excessive force when tightening screws may cause damage to
the monitor. Damage caused in this way will not be covered by the product
warranty.
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•Use the wall mounting bracket and screws that conform to VESA standards.
Damage caused by the use or misuse of inappropriate components will not be
covered by the product warranty.
•When measured from the back of the monitor, the length of each installed
screw must be 8 mm or less.
Wall Mount Plate
Back of the Monitor
Screw
Dimensions
: M4 x L10
Wall Mount Plate
Back of the
Monitor
Max. 8 mm
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USING THE MONITOR
•The following instructions are based on the 38GN950 model. Illustrations in
this manual may differ from the actual product.
Press the joystick button, go to Settings → Input, and then select the input
option.
CAUTION
•Do not press the screen for a prolonged time. This may cause image distortion.
•Do not display a still image on the screen for a prolonged time. This may cause
image retention. Use a screensaver if possible.
NOTE
•When connecting the power cord to the outlet, use a grounded (3-hole) power
strip or a grounded power outlet.
•The monitor may flicker when turned on in an area where the temperature is
low. This is normal.
•Sometimes red, green, or blue spots may appear on the screen. This is normal.
Connecting to a PC
•This monitor supports the *Plug and Play feature.
* Plug and Play: A feature that allows you to add a device to your computer
without having to reconfigure anything or install any manual drivers.
HDMI Connection
Transmits digital video and audio signals from your PC to the monitor.
CAUTION
•Using a DVI to HDMI / DP (DisplayPort) to HDMI cable may cause compatibility
issues.
•Use a certified cable with the HDMI logo attached. If you do not use a certified
HDMI cable, the screen may not display or a connection error may occur.
•Recommended HDMI cable types
- High-Speed HDMI®/TM cable
- High-Speed HDMI®/TM cable with Ethernet
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DisplayPort Connection
Transmits digital video and audio signals from your PC to the monitor.
NOTE
•There may be no video or audio output depending on the DP (DisplayPort)
version of the PC.
•Make sure to use the supplied DisplayPort cable of the product. Otherwise, this
may cause the device to malfunction.
Connecting AV Devices
HDMI Connection
HDMI transmits digital video and audio signals from your AV device to the
monitor.
NOTE
•Using a DVI to HDMI / DP (DisplayPort) to HDMI cable may cause compatibility
issues.
•Use a certified cable with the HDMI logo attached. If you do not use a certified
HDMI cable, the screen may not display or a connection error may occur.
•Recommended HDMI cable types
- High-Speed HDMI®/TM cable
- High-Speed HDMI®/TM cable with Ethernet
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Connecting Peripherals
USB Cable connection
The USB port on the product functions as a USB hub.
To use USB 3.0, connect the A-B type USB 3.0 cable of the product to the PC.
Peripheral devices connected to the USB IN port can be controlled from the PC.
NOTE
•Make sure to install the most recent Windows OS service pack before using the
product.
•Peripheral devices are sold separately.
•A keyboard, mouse, or USB device can be connected to the USB port.
CAUTION
Cautions When Using a USB Device
•A USB device with an automatic recognition program installed, or that uses its
own driver, may not be recognized.
•Some USB devices may not be supported or may not work properly.
•It is recommended to use a USB hub or hard disk drive with power supplied.
(If the power supply is not adequate, the USB device may not be recognized
properly.)
Connecting Headphones
Connect peripherals to the monitor via the headphones port.
NOTE
•Peripheral devices are sold separately.
•If you use angled earphones, it may cause a problem with connecting another
external device to the monitor. Therefore, it is recommended to use straight
earphones.
Angled Straight
•Depending on the audio settings of the PC and external device, headphones
and speaker functions may be limited.
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USER SETTINGS
Activating the Main Menu
1 Press the joystick button on the bottom of
the monitor.
2 Move the joystick up/down ( / ) and left/
right ( / ) to set the options.
3 Press the joystick button once more to exit
the main menu.
Joystick Button
Button Menu Status Description
Main menu disabled Enables the main menu.
Main menu enabled
Exits the main menu.
(Holding down the button to turn off the monitor. You can
turn off the monitor this way at any time, including when the
OSD is on.)
Main menu disabled Adjusts the monitor volume level.
Main menu enabled Enters the Input features.
Main menu disabled Adjusts the monitor volume level.
Main menu enabled Enters the Settings feature.
Main menu disabled Adjusts the monitor brightness level.
Main menu enabled Turns off the monitor.
Main menu disabled Adjusts the monitor brightness level.
Main menu enabled Enters the Game Mode feature.
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Main Menu Features
Power Off
Input Settings
Game Mode
Exit
Main Menu Description
Input Sets input mode.
Power Off Turns off the monitor.
Settings Configures the screen settings.
Game Mode Sets the game mode for gaming.
Exit Exits the main menu.
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User Settings
Menu Settings
1 To view the settings menu, press the joystick button at the bottom of the monitor and then enter the Settings.
2 Configure the options by moving the joystick up/down/left/right.
3 To return to the upper settings or set other settings items, move the joystick to or press ( ).
4 If you want to exit the settings menu, move the joystick to until you exit.
Game Mode Game Adjust Picture Adjust Input General
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Game Mode on SDR(Non-HDR)signal.
Settings > Game Mode Description
Game Mode
Gamer 1 In this mode, users can customize elements including game-related options.
Gamer 1 and Gamer 2 picture modes allow you to save two sets of customized display settings, including game-related setup
options.
Gamer 2
FPS This mode is optimized for FPS games.It is suitable for very dark FPS games.
RTS This mode is optimized for RTS Game.
Vivid Optimized the screen for vivid colors.
Reader Optimizes the screen for viewing documents. You can brighten the screen in the settings menu.
HDR Effect Optimizes the screen for high dynamic range.
sRGB A standard RGB color space for the monitor and printer.
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Game Mode on HDR signal.
Settings > HDR Game Mode Description
HDR Game Mode
Gamer 1 In this mode, users can customize elements including game-related options.
Gamer 1 and Gamer 2 picture modes allow you to save two sets of customized display settings, including game-related setup
options.
Gamer 2
FPS This mode is optimized for FPS games.It is suitable for very dark FPS games.
RTS This mode is optimized for RTS Game.
Vivid Optimized the screen for vivid colors.
NOTE
•HDR content may not be operated properly depending on the Windows 10 / macOS setting. Please check the HDR On / Off setting of Windows.
•When the HDR function is turned on, the characters or picture quality may be poor according to Graphic card performance.
•While the HDR function is on, screen flickering or cracking may occur when changing the monitor input or power on/off according to Graphic card
performance.
•For information about whether the graphics card and game support HDR, visit their manufacture's website.
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Settings > Game Adjust Description
Game Adjust Overclock
On Sets Overclock to a higher refresh rate than specified by the panel specification.
Off Disables the Overclock improvement feature.
NOTE
•After the monitor reboots, change the maximum refresh rate setting in the GPU control panel.
•If the screen display appears abnormal, turn off the Overclock setting.
•The function can only be used through DisplayPort.
•The Overclock function's features/performance may vary depending on the graphics card or gaming content.
•We do not guarantee the performance of the function and are not responsible for any side effects that may occur from its
activation.
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Game Adjust Adaptive-Sync
Provides seamless and natural images by synchronizing the vertical frequency of the input signal with that of the output signal.
CAUTION
•In HDMI input, the menu name is displayed as certified AMD FreeSync Tier name instead of Adaptive-Sync.
(FreeSync / FreeSync Premium / FreeSync Premium Pro)
•Supported Interface: DisplayPort,HDMI.
•Supported Graphic Card : A graphic card that supports NVIDIA's G-SYNC or AMD’s FreeSync is necessary.
•Supported Version : Make sure to update the graphic card to the latest driver.
•For more information and requirement, refer to NVIDIA website (www.nvidia.com) and AMD website (www.amd.com).
On Adaptive-Sync function on.
Off Adaptive-Sync function off.
Black Stabilizer You can control the black contrast to have better visibility in dark scenes.
You can easily distinguish objects on dark game screens.
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Game Adjust
Response Time
Sets a response time for displayed pictures based on the speed of the screen.
For a normal environment, it is recommended that you use Fast.
For a fast-moving picture, it is recommended that you use Faster.
Setting to Faster may cause image sticking.
Faster Sets the response time to faster.
Fast Sets the response time to fast.
Normal Sets the response time to normal.
Off Does not use the response time improvement feature.
Cross Hair
Cross hair provides a mark on the center of the screen for First Person Shooter (FPS) games. Users can select the cross hair
that fits their gaming environment among four different cross hairs.
•When the monitor is off or enters energy saving mode, the cross hair feature is automatically turned off.
Game Reset No Cancel the select.
Yes Returns to the default settings.
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Settings > Picture Adjust Description
Picture Adjust
Brightness Adjusts the brightness of the screen.
Contrast Adjusts the contrast of the screen.
Sharpness Adjusts the sharpness of the screen.
Gamma
Mode 1,
Mode 2,
Mode 3
The higher the gamma value, the darker the image becomes. Likewise, the lower the gamma value, the
lighter the image becomes.
Mode 4
If you do not need to adjust the gamma settings, select Mode 4.
Color Temp
Custom The user can adjust it to red, green, or blue by customization.
Warm Sets the screen color to a reddish tone.
Medium Sets the screen color to between a red and blue tone.
Cool Sets the screen color to a bluish tone.
Manual The user can fine-tune the color temperature.
R/G/B You can customize the picture color using Red, Green, and Blue colors.
Six Color
Meets the user requirements for colors by adjusting the hue and saturation of the six colors (Red, Green, Blue, Cyan,
Magenta and Yellow) and then saving the settings.
Hue Adjusts the tone of the screen colors.
Saturation Adjusts the saturation of the screen colors. The lower the value, the less saturated and brighter the
colors become. The higher the value, the more saturated and darker the colors become.
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Picture Adjust
Black Level
Sets the offset level (for HDMI only).
yOffset: as a reference for a video signal, this is the darkest color the monitor can display.
High Keeps the current contrast ratio of the screen.
Low Lowers the black levels and raises the white levels from the current contrast ratio of the screen.
DFC On Adjusts the brightness automatically according to the screen.
Off Disables the DFC feature.
Picture Reset No Cancel the select.
Yes Returns to the default settings.
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Settings > Input Description
Input
Input Selects the input mode.
Ratio
Adjusts the aspect ratio of the screen.
Full Wide Displays the video in widescreen, regardless of the video signal input.
Original Displays video according to the aspect ratio of the video signal input.
Just Scan The aspect ratio is not adjusted from the original.
NOTE
•The display may look the same for Full Wide, Original, and Just Scan options at the recommended resolution. (3840
x 1600)
•There is no Just Scan menu on Adaptive-Sync Mode. (Go to Settings → Game Adjust → Adaptive-Sync, to set
Adaptive-Sync On or Off)
Auto Input Switch
When automatic input switch is set to On, display will automatically switch to new input when connected.
On Enables Auto Input Switch.
Off Disables Auto Input Switch.
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Settings > General Description
General
Waves MaxxAudio®
Select the sound equipment what you are using.
Over-the-ear
On-ear
Ear-Buds
Off Disables the Waves Maxx Audio feature.
Language Sets the menu screen to the desired language.
SMART ENERGY
SAVING
High Saves energy using the high-efficiency SMART ENERGY SAVING feature.
Low Saves energy using the low-efficiency SMART ENERGY SAVING feature.
Off Disables the SMART ENERGY SAVING feature.
Lighting Option
Keep Lighting Status When the monitor turn off, the lighting on the back of the monitor is always on.
Turn Off Lighting
When the monitor turn off, the lighting on the back of the monitor turn off.
When the monitor turn on, the last selected lighting status turn on.
NOTE
•When the monitor turn off, you can't turn on the lighting on the back of the monitor.
•To turn on the lighting while the monitor is off, change to 'Keep Lighting Status'.
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General
Power LED
Turns the power LED on the bottom of the monitor on or off.
On
The power LED turns on automatically.
•On Mode: Red
•Sleep Mode: Flashing Red
•Off Mode: Off
Off The power LED turns off.
Automatic Standby Feature that automatically turns off the monitor when there is no movement on the screen for a period of time. You can set a
timer for the auto-off function. (Off, 4H, 6H, and 8H)
HDMI Compatibility
Mode
HDMI Compatibility Mode feature can recognize the legacy equipment that does not support HDMI 2.0.
On Enables HDMI Compatibility Mode.
Off Disables HDMI Compatibility Mode.
NOTE
•If the connected device does not support HDMI Compatibility Mode, the screen or sound may not work properly.
•When HDMI Compatibility Mode is on, 3840 x 1600 @ 100/120/144Hz resolution is not supported.
•Some older graphics cards do not support HDMI 2.0, but you can select HDMI 2.0 resolution in the control panel of window.
This may cause the screen to appear abnormally.
DisplayPort Version Please set the DisplayPort version to match the version of the connected external device(1.4,1.2 and 1.1) . If you want to use the
HDR, select the DP version to 1.4.
Local Dimming
Maximizes the contrast ratio by making the bright areas of the screen brighter and the dark areas of the screen darker.
NOTE
•Turning this option Off may increase energy consumption.
On Enables Local Dimming.
Auto Adjusts the contrast ratio automatically according to the screen for high dynamic range.
Off Disables the feature.
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General
Variable Backlight
Provides global dimming effects depending on game or video content.
Faster Preferably for PC gaming experiences.
Fast Preferably for console gaming experiences.
Normal Preferably for playing video content and internet or word-processing.
Off Disables the Variable Backlight feature.
NOTE
•When these feature is enabled, a slight halo effect may be shown on dark backgrounds.
This is normal and not a malfunction.
•The function can only be used on HDR content.
•It is recommended to turn off when you are not using the gaming function.
Buzzer
This feature lets you set the sound generated from Buzzer when your monitor powers on.
On Enables your monitor's Buzzer.
Off Disables your monitor's Buzzer.
OSD Lock
This feature disables the configuration and adjustment of menus.
On Enables OSD Lock.
Off Disables OSD Lock.
NOTE
•All features are disabled except Brightness,Contrast in Picture Adjust, Input, OSD Lock and Information in General.
Information The display information will be shown the Total Power On Time, Resolution.
Reset to Initial
Settings
No Cancel the select.
Yes Returns to the default settings.
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TROUBLESHOOTING
Nothing is displayed on the screen.
Is the monitor's power cord plugged in? •Check if the power cord is correctly plugged into the power outlet.
Is the power LED on? •Check the power cable connection and press the power button.
Is the power on and the power LED
displaying red?
•Check that the connected input is enabled (Settings > Input).
Is the power LED blinking? •If the monitor is in sleep mode, move the mouse, or press any key on the keyboard, to switch the display on.
•Check if the computer is turned on.
Is the The screen is not currently set
to the recommended resolution. If you
have no video or the screen flickers,
see the troubleshooting guide in the
product owner’s manual. message being
displayed?
•This occurs when signals transferred from the PC (graphics card) are out of the recommended horizontal or vertical
frequency range of the monitor. Please see the Product Specification section of this manual to set the appropriate
frequency.
Is the No Signal message being
displayed?
•This is displayed when the signal cable between the PC and the monitor is missing or disconnected. Check the cable and
reconnect it.
Have you installed the display driver? •Be sure to install the display driver from our web site: http://www.lg.com.
•Make sure to check if the graphics card supports Plug and Play function.
Some features are disabled.
Are some functions not available when
you press the Menu button?
•The OSD is locked. Go to Settings > General and set OSD Lock to Off.
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The screen retains an image.
Does image sticking occur even when the
monitor is turned off?
•Displaying a still image for a prolonged time may cause damage to the screen, resulting in the retention of the image.
•To extend the lifetime of the monitor, use a screensaver.
Screen display is unstable and shaky. / Images displayed on the monitor leave shadow trails.
Did you select the appropriate resolution? •If the selected resolution is HDMI 1080i 60/50 Hz (interlaced), the screen may be flickering. Change the resolution to
1080p or the recommended resolution.
NOTE
•Vertical Frequency: In order to display an image, the screen must be refreshed dozens of times per second, like a fluorescent lamp. The number of times the screen is
refreshed per second is called vertical frequency, or refresh rate, and is represented by Hz.
•Horizontal Frequency: The time it takes to display one horizontal line is called the horizontal cycle. If 1 is divided by the horizontal interval, the result is the number of
horizontal lines displayed per second. This is called horizontal frequency and is represented by kHz.
•Check if the graphics card’s resolution or frequency is within the range allowed by the monitor and set it to the recommended (optimal) resolution Control Panel >
Display > Settings in Windows. (The settings may differ depending on the operating system (OS) you use.)
•Not setting the graphics card to the recommended (optimal) resolution may result in blurred text, a dimmed screen, a truncated display area or misalignment of the
display.
•The setting methods may be different depending on the computer or operating system, and some resolutions may not be available depending on the performance of the
graphics card. If this is the case, contact the manufacturer of the computer or graphics card for assistance.
•Some graphics cards may not support 3840 x 1600 resolution. If the resolution cannot be displayed, contact the manufacturer of your graphics card.
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The display color is abnormal.
Does the display appear discolored
(16 colors)?
•Set the color to 24 bit (true color) or higher. In Windows, go to Control Panel > Display > Settings > Color Quality. (The
settings may differ depending on the operating system (OS) you use.)
Does the display color appear unstable or
monochrome?
•Check if the signal cable is connected properly. Reconnect the cable or reinsert the PC's graphics card.
Are there spots on the screen? •When using the monitor, pixilated spots (red, green, blue, white, or black) may appear on the screen. This is normal for an
LCD screen. It is not an error, nor is it related to the monitor's performance.
No sound from the headphone port.
Are images displayed using DP
(DisplayPort) or HDMI input without
sound?
•Make sure that the headphone port connections are made properly.
•Try increasing the volume with the joystick.
•Set the audio output of the PC to the monitor you are using. On Microsoft Windows, go to Control Panel > Hardware and
Sound > Sound > set the Monitor as default device. (The settings may differ depending on the operating system (OS) you
use.)
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PRODUCT SPECIFICATION
38GN950
LCD Screen Color Depth HDMI 8-bit / 10-bit color is supported.
DP (DisplayPort) 8-bit / 10-bit color is supported.
Resolution HDMI Max Resolution 3840 x 1600 @ 75 Hz
Recommended Resolution 3840 x 1600 @ 75 Hz
DP Max Resolution 3840 x 1600 @ 144 Hz
3840 x 1600 @ 160 Hz (Overclock: On)
Recommended Resolution 3840 x 1600 @ 144 Hz
Power Sources Power Rating 19 V 7.0 A
Power Consumption
(Typical)
Operating Mode: 95 W (Typical) *
Sleep Mode: ≤ 0.5 W **
Off Mode: ≤ 0.3 W
AC/DC Adapter A16-140P1A, manufactured by CHICONY POWER TECHNOLOGY Co., Ltd.
Or ADS-150KL-19N-3 190140E, manufactured by SHENZHEN HONOR ELECTRONIC
Output: 19 V 7.37 A
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Environmental Conditions Operating Conditions Temperature 0 °C to 40 °C
Humidity Less than 80 %
Storing Conditions Temperature -20 °C to 60 °C
Humidity Less than 85 %
Dimensions Monitor Size (Width x Height x Depth)
With Stand 896.4 x 588.4 x 312.2 (mm)
Without Stand 896.4 x 394.4 x 111.3 (mm)
Weight (Without Packaging) With Stand 9.2 kg
Without Stand 7.0 kg
Specifications are subject to change without notice.
* The Operating Mode of Power Consumption is measured with LGE test standard. (Full White pattern, Maximum resolution)
* The Power Consumption level can be different by operating condition and monitor setting.
** The monitor goes to the Sleep Mode in a couple of minutes(Max 5 minutes).
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PRODUCT SPECIFICATION
38GN95B
LCD Screen Color Depth HDMI 8-bit / 10-bit color is supported.
DP (DisplayPort) 8-bit / 10-bit color is supported.
Resolution HDMI Max Resolution 3840 x 1600 @ 75 Hz
Recommended Resolution 3840 x 1600 @ 75 Hz
DP Max Resolution 3840 x 1600 @ 144 Hz
3840 x 1600 @ 160 Hz (Overclock: On)
Recommended Resolution 3840 x 1600 @ 144 Hz
Power Sources Power Rating 19 V 7.0 A
Power Consumption
(Typical)
Operating Mode: 46 W Typ. (ENERGY STAR® standard) *
Sleep Mode: ≤ 0.5 W **
Off Mode: ≤ 0.3 W
AC/DC Adapter A16-140P1A, manufactured by CHICONY POWER TECHNOLOGY Co., Ltd.
Or ADS-150KL-19N-3 190140E, manufactured by SHENZHEN HONOR ELECTRONIC
Output: 19 V 7.37 A
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Environmental Conditions Operating Conditions Temperature 0 °C to 40 °C
Humidity Less than 80 %
Storing Conditions Temperature -20 °C to 60 °C
Humidity Less than 85 %
Dimensions Monitor Size (Width x Height x Depth)
With Stand 896.4 x 588.4 x 312.2 (mm)
Without Stand 896.4 x 394.4 x 111.3 (mm)
Weight (Without Packaging) With Stand 9.2 kg
Without Stand 7.0 kg
The specifications are subject to change without notice.
The power consumption level can be different by operating condition and monitor setting.
* The On mode power consumption is measured with ENERGY STAR® test standard.
* The monitor goes to the Sleep Mode in a couple of minutes(Max 5 minutes).
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Factory Support Mode
(Preset Mode, HDMI/ DisplayPort PC)
Preset Mode Horizontal Frequency (kHz) Vertical Frequency (Hz) Polarity (H/V) Remarks
640 x 480 31.469 59.94 -/-
800 x 600 37.879 60.317 +/+
1024 x 768 48.363 60 -/-
1920 x 1080 67.50 60 +/+
2560 x 1440 183 120 +/- HDMI FreeSync Premium Pro Only
3840 x 1600 48.69 30 +/- HDMI Only
3840 x 1600 98.75 59.99 +/-
3840 x 1600 124.31 74.98 +/-
3840 x 1600 203.25 119.98 +/- DP 1.4 Only
3840 x 1600 246.8 143.99 +/- DP 1.4 Only
3840 x 1600 267.2 160 +/- DP O/C Only
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HDMI Timing (Video)
Preset Mode Horizontal Frequency (kHz) Vertical Frequency (Hz)
480p 31.5 60
720p 45 60
1080p 67.5 60
2160p 135 60
The model and serial number of the product are located on the back and on one side of
the product.
Record them below in case you ever need service.
Model
Serial No.
Changing the factory default configuration and settings or enabling certain optional
features and functionalities may increase energy consumption beyond the limits required
for ENERGY STAR® certification.
This Product qualifies for ENERGY STAR®
Refer to ENERGYSTAR.gov for more information on the ENERGY STAR® program.
(for 38GN95B)