Table of Contents
LG 27BK55 User Manual
Displayed below is the user manual for 27BK55 by LG which is a product in the Computer Monitors category. This manual has pages.
Related Manuals
www.lg.com
IPS LED MONITOR MODEL
Please read this manual carefully before operating
your set and retain it for future reference.
OWNER'S MANUAL
IPS LED MONITOR
(LED MONITOR*)
*LG LED Monitors are LCD Monitors with LED Backlighting.
24BK550Y
27BK550Y
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CONTENTS
LICENSE ---------------------------- 3
ASSEMBLING AND PREPARING - 4
- Product Components -------------------------- 4
- Supported Drivers and Software -------------- 5
- Component and Button Description ---------- 6
- Moving and Lifting the Monitor --------------- 7
- Setting up the Monitor set ------------------- 8
Attaching the Stand Base
Mounting on a table
Using the cable holder
Adjusting the Stand Height
Adjusting the angle
Swivel stand
Pivot Feature
Detaching the Stand Body
Installing the wall mount plate
Installing to a wall
USING THE MONITOR SET ------ 16
- Connecting to a PC --------------------------- 16
- Connecting to AV Devices --------------------18
- Connecting Peripherals ----------------------- 18
CUSTOMIZING SETTINGS ------ 20
TROUBLESHOOTING ------------ 24
SPECIFICATIONS ---------------- 25
- Preset Modes (Resolution) ------------------- 27
- Indicator --------------------------------------- 27
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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 Ad-
ministrator, Inc.
The following content is only applied to the monitor which is sold in Europe market and which needs to
meet the ErP Directive:
* This monitor is set to be turned off automatically in 4 hours after you turned on display if there is no
adjustment to display.
* To make this setting be disabled, change the option to ‘Off’ in OSD menu of “Automatic Standby”.
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ASSEMBLING AND PREPARING
CAUTION
NOTE
CD / Card
( Depending on the country )
Power Cord
Audio Cable DisplayPort Cable
USB Cable
( This cable is
not included in all
countries. )
DVI-D Cable
( This cable is
not included in all
countries. )
( This cable is
not included in all
countries. )
( This cable is
not included in all
countries. )
Stand Body Stand Base
HDMI CableD-SUB Cable
( This cable is not
included in all countries. )
( This cable is not
included in all countries. )
Cable Holder
Product Components
Please check whether all the components are included in the box before using the product. If there are
missing components, contact the retail store where you purchased the product. Note that the product and
components may look different from those shown here.
yAlways use genuine components to ensure safety and product performance.
yThe product warranty will not cover damage or injury caused by the use of counterfeit components.
yIt is recommend that use the supplied components.
yIf you use generic cables not certified by LG, the screen may not display or there may be image noises.
yNote that the components may look different from those shown here.
yWithout prior notice, all information and specifications in this manual are subject to change to im-
prove the performance of the product.
yTo purchase optional accessories, visit an electronics store or online shopping site or contact the
retail store where you purchased the product.
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H/P USB IN 1 USB IN 2
Component and Button Description
Power Indicator
yLighting On :Turned on
yLighting Off : Turned off
Input Connector
(Power Button)
Button
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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 trans-
portation regardless of its shape or size.
yAs far as possible, avoid touching the moni-
tor screen. This may result in damage to the
screen or some of the pixels used to create
images.
yIt is advisable to place the monitor in the
original box or packing material before at-
tempting to move it.
yBefore moving or lifting the monitor, discon-
nect the power cord and all cables.
yHold the top and bottom of the monitor frame
firmly. Do not hold the panel itself.
yWhen holding the monitor, the screen should
face away from you to prevent it being
scratched.
yWhen moving the monitor, avoid any strong
shock or vibrations to the product.
yWhen moving the monitor, keep it upright,
never turn the monitor on its side or tilt it
sideways.
CAUTION
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Setting up the Monitor set
Attaching the Stand Base
I
II
I
II
yTo protect the screen from scratches, cover
the surface with a soft cloth. yTo avoid injury to the fingers and foot when
Assembly Stand Body and Base, should hold
Base when assembly stand body and base.
yTo avoid injuring the fingers and foot, when
assembling the Stand Body and Base, you
should hold the Stand Base.
CAUTION
CAUTION
1
2
3
I
II
WARNING
NOTE
yPress the stand until the button reaches the top.
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yIllustrations in this document represent typical
procedures, so they may look different from the
actual product.
yDo not carry the monitor upside down by just
holding the stand base. This may cause the
monitor to fall off the stand and could result in
personal injury.
yWhen lifting or moving the monitor, do not touch
the monitor screen. The force applied to the
monitor screen may cause damage to it.
yDo not apply foreign substances (oils, lubricants,
etc.) to the screw parts when assembling the
product. (Doing so may damage the product.)
yApplying excessive force when tightening
screws may cause damage to the monitor.
Damage caused in this way will not be covered
by the product warranty.
Mounting on a table
1 Lift and tilt the Monitor set into its upright
position on a table.
Leave a 100 mm (3.94 inches) space from the
wall for proper ventilation.
2 Connect the Power cord to the monitor, then
plug the power cord into the wall outlet.
3 Press the (Power) button on the front of the
monitor to turn on the monitor.
100 mm
(3.94 inches) 100 mm
(3.94 inches)
100 mm
(3.94 inches)
100 mm
(3.94 inches)
CAUTION
CAUTION
NOTE
yYou can disassemble the stand in the reverse
order of the assembly.
yUnplug the power cord prior to moving or
installing the monitor. There is risk of electric
shock.
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Adjusting the Stand Height
1 Handle the monitor with both hands for safety.
2 The height can be adjusted up to 130.0
mm(5.19 inches).
130.0 mm(5.19 inches)
yDo not put your fingers
or hand between the
screen and the base
(chassis) when adjust-
ing the screen's height.
Using the cable holder
Arrange the cables using the cable holder as
shown in the illustration.
100-240 V ~
Cautions When Connecting Power Cord
yMake sure to use the power cord that is pro-
vided in the product package and connect it
to a grounded power outlet.
yIf you need another power cord, please
contact your local dealer or the nearest retail
store.
WARNING
Rotate Set(Pivot) and put connectors. It is easy to
put connectors and manage cables using cable
holder.
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35 ° -5°
WARNING
Adjusting the angle
1 Place the monitor in an upright position,
mounted on the stand base.
2 Adjust the angle of the screen. The angle of the
screen can be adjusted forwards or backwards
for a comfortable viewing experience.
Front SideRear Side
yTo avoid injury to the fingers when adjusting
the screen, do not hold the lower part of the
monitor's frame as illustrated below.
yBe careful not to touch or press the screen
area when adjusting the angle of the monitor.
Swivel stand
yImage shown may differ from your Monitor
set.
1 Swivel 355 degrees and adjust the angle of the
Monitor set to suit your view.
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Pivot Feature
1 Raise the monitor to the maximum height.
2 Adjust the angle of the monitor in the direction
of the arrow as shown in the figure.
3 Rotate the monitor 90° clockwise and -90°
counter clockwise as shown in the figure.
4 Complete the installation by rotating the
monitor 90° clockwise and -90° counter
clockwise as shown below.
NOTE
yAuto Pivot feature of the display is not sup-
ported.
yThe screen can be rotated easily using the
screen pivot shortcut key provided with your
Windows operating system. Note that some
Windows versions and some graphics card
drivers may use different settings for the screen
pivot key or may not support the pivot key at all.
yWindows screen pivot shortcut keys
-0°: Ctrl + Alt + Up arrow key (↑)
-90°: Ctrl + Alt + Left arrow key (←)
-180°: Ctrl + Alt + Down arrow key (↓)
-270°: Ctrl + Alt + Right arrow key (→)
yTo avoid scratching the stand base, make sure
that when rotating the monitor using the pivot
feature, the stand does not make contact with
the monitor.
Stand
Stand
Head
Head
WARNING
The pivot feature allows the monitor to rotate 90°
clockwise and -90° counter clockwise.
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NOTE
Monitor head
WARNING
yTake care when rotating the monitor if the
cable is connected.
yTo avoid injury when rotating the display, do
not place your fingers between the display and
the stand base.
yThe 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.
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Using the Kensington security system
The Kensington security system connector is
located at the back of the Monitor set. For more
information of installation and using, refer to the
manual supplied with the Kensington security
system or visit
http://www.kensington.com
.
Connect the Kensington security system cable
between the Monitor set and a table.
NOTE
NOTE
yUse of the Kensington lock is optional. The
accessories can be purchased at your local
electronics store.
Installing the wall mount plate
This monitor supports the specification of the stan-
dard wall mount plate or compatible device.
1 Place the screen face down. To protect the
screen from scratches, cover the surface with a
soft cloth.
2 Detaching the Stand Body.
3 Place the wall mount plate onto the monitor
and align it with the screw holes.
4 Tighten the four screws to fix the plate to the
monitor using a screwdriver.
yThe wall mount plate is sold separately.
yFor more information on installation, refer to
the wall mount plate's installation guide.
yBe careful not to use excessive force when
mounting the wall mount plate, as this can
damage the monitor's screen.
1 Place the monitor’s screen face down. To
protect the screen from scratches, cover the
surface with a soft cloth.
2 Remove the stand from the monitor by pressing
the button on the bottom center of the back of
the monitor.
Detaching the Stand Body
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To install the monitor to a wall, attach a wall mount-
ing 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 screw longer than standard, the moni-
tor might be damaged internally.
2 If you use improper screw, the product might be
damaged and drop from mounted position.
In this case, LG Electronics is not responsible
for it.
Installing to a wall
Install the monitor at least 100 mm (3.94 inches)
away from the wall and leave about 100 mm (3.94
inches) of space at each side of the monitor to
ensure sufficient ventilation. Detailed installation
instructions can be obtained from your local retail
store. Please refer to the manual to install and set
up a tilting wall mounting bracket.
yUnplug the power cord before moving or in-
stalling the monitor to avoid electric shocks.
yInstalling the monitor on the ceiling or on a
slanted wall may result in the monitor falling
off, which could lead to injury. Please use
the genuine LG wall mounting bracket. For
more information, contact your local retail
store or a qualified installer.
y Applying excessive force when fastening
screws may cause damage to the moni-
tor. Damage caused in this way will not be
covered by the product warranty.
yUse the wall mounting bracket and screws
that conform to the VESA standard. Dam-
age caused by the use or misuse of inap-
propriate components will not be covered
by the product warranty.
yScrew length from outer surface of back
cover should be under 8mm(0.31 inches).
yUse the screws specified by the VESA stan-
dard.
yThe wall mount kit includes the installation
guide and all necessary parts.
yThe wall mounting bracket is optional. The
accessories can be purchased at your local
retail store.
yThe length of the screw may differ for each
wall mounting bracket. Ensure the correct
length screw is used.
yFor more information, please refer to the
user manual for the wall mounting bracket.
CAUTION
NOTE
Wall mount Pad
Wall mount Pad
Back Cover
Back Cover
Standard screw:
Max.8mm(0.31 inches)
yWall Mount (A x B)
A
B
Wall Mount (A x B) 100 x 100
Standard screw M4 x L10
Number of screws 4
Wall Mount Plate
(Optional)
LSW 149
100 mm
(3.94 inches)
100 mm
(3.94 inches)
100 mm
(3.94 inches)
100 mm
(3.94 inches)
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USING THE MONITOR SET
Connecting to a PC
yYour Monitor set supports Plug & Play*.
*Plug & Play: A PC recognizes a connected
device that users connect to a PC and turn
on, without device configuration or user
intervention.
NOTE
DVI-D connection
Transmits a digital video signal from your PC to
the Monitor set. Connect the PC and the Monitor
set with a DVI cable as shown in the following
illustrations.
D-SUB connection
Transmits analog video from your PC to the
Monitor set. Connect the PC and the Monitor set
with the supplied D-sub 15 pin signal cable as
shown in the following illustrations.
yMac adapter
For Apple Macintosh use, a separate plug
adapter is needed to change the 15 pin
high density (3 row) D-SUB VGA connector
on the supplied cable to a 15 pin 2 row
connector.
yWhen using a D-Sub signal input cable
connector for Macintosh
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HDMI connection
Transmits the digital video and audio signals from
your PC to the Monitor set. Connect the PC and
the Monitor set with the HDMI cable as shown in
the following illustrations.
NOTE NOTE
yIf you use HDMI PC, it can cause compatibility
problem.
yUse 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.
yRecommended HDMI cable types
- High-Speed HDMI®/TM Cable
- High-Speed HDMI®/TM Cable with Ethernet
monitor
DisplayPort connection
Transmits the digital video and audio signals from
your PC to the monitor. Connect your PC to the
monitor using the DisplayPort cable as illustrated
below.
yThere may be no video or audio output de-
pending on the DP version of the PC.
yIf you use generic cables not certified by LG, the
screen may not display or there may be image
noises.
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USB IN 1 USB IN 2
USB UP
Connecting to AV Devices
HDMI connection
Transmits the digital video and audio signals from
your AV devices to the monitor. Connect your AV
device to the monitor with the HDMI cable as il-
lustrated below.
NOTE
NOTE
yUse 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.
yRecommended HDMI cable types
- High-Speed HDMI®/TM Cable
- High-Speed HDMI®/TM Cable with Ethernet
yWhen connect to external device, it can be
sound volume difference. (For example :
DVD player).
ySuggest connect HDMI to PC play media.
Connecting Peripherals
USB Cable connection - PC
The USB port on the product functions as a USB
hub.
yThe monitor's USB terminal supports USB 2.0
and high speed cables.
Two USB Downstream ports
Connect these ports to a
mouse, USB keyboard, mem-
ory stick with current spec
under 100mA.
One USB Upstream port
Connect this port to the
downstream port of a com-
puter, laptop or USB moni-
tor (Your computer or USB
monitor must support USB
and have USB ports).
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yPeripheral devices are sold separately.
yIf you use angled headphones, it may
cause a problem with connecting another
external device to the monitor. Therefore, it is
recommended to use straight headphones.
Angle Type Straight Type
NOTE
yDepending on the audio settings of the
PC and external device, headphones and
speaker functions may be limited.
Connecting Headphones
Connect peripherals to the monitor via the head-
phones port. Connect as illustrated.
(sold sepa-
rately)
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CUSTOMIZING SETTINGS
Activating the Main Menu
Picture Mode
Menu > Quick Settings Description
Brightness Adjusts the color contrast and brightness of the screen.
Contrast
Ratio Adjusts the screen ratio.
Wide Displays the video in wide-screen, regardless of the video signal input.
Original Displays a video according to the input video signal aspect ratio.
SMART ENERGY
SAVING
High Enables SMART ENERGY SAVING you can save energy with this energy-
high efficient function.
Low Enables SMART ENERGY SAVING you can save energy with this energy-
low efficient function.
Off Disables SMART ENERGY SAVING .
NOTE
yThe ratio is disabled in the interlaced signal.
ySaving Data depends on the Panel. So,those values should be different from each panel and panel
vendor. If you select the option of SMART ENERGY SAVING is High or Low, monitor luminance become
lower or higher depend on source.
* SMART ENERGY SAVING : Conserve energy by using luminance compensation algorithm.
1 Press the Menu ( ) button.
2 Use the , , , buttons to adjust the options.
3 Press the Menu ( ) button to exit the OSD menu.
Button Description
Menu ( ) If the menu is inactive Activates the main menu.
If the menu is active Exits the OSD menu when the button is pressed.
If the menu is inactive Adjusts the volume level of the monitor.
If the menu is active Left directional key.
If the menu is inactive Adjusts the volume level of the monitor.
If the menu is active Right directional key.
INPUT Sets input mode. You can operate the change of input sig nals.
• When two input signals over are connected and press input key, input signal(D-SUB/DVI/HDMI/DP)will be
changed sequentially.
• When only one signal is connected, it is automatically detected. The default setting is D-SUB.
(Power Button)
Powers on or off.
Power Indicator When the monitor is in operating mode, the power indicator will turn white (on mode).
Customizing settings
Monitor buttons
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Customizing settings
Menu > Picture Description
Picture Mode Custom Allows the user to adjust each element. The color mode of the main menu can be ad-
justed.
Reader 1 It is a mode that the screen is adjusted to the best for the newspaper. If you want
screen more bright, you can control brightness in Menu OSD.
Reader 2 It is a mode that the screen is adjusted to the best for the cartoon. If you want screen
more bright, you can control brightness in Menu OSD.
Photo Optimizes the screen to view photos.
Cinema Optimizes the screen to improve the visual effects of a video.
Color
Weakness
This mode is for users who cannot distinguish between red and green. It enables us-
ers with color weakness to easily distinguish between the two colors.
Game Optimizes the screen for gameplay.
Picture Adjust SUPER
RESOLU-
TION+
High Optimized picture quality is displayed when a user wants crystal clear im-
ages. It is effective forhigh quality video or game.
Middle The optimized picture quality is displayed when a user wants images be-
tween low and highmodes for comfortable viewing. It is effective for UCC
or SD video.
Low The optimized picture quality is displayed when a user wants smooth and
natural images. It iseffective for slow-moving pictures or still images.
Off Select this option for everyday viewing. SUPER RESOLUTION+ is
turned off in this mode.
Sharpness Adjusts the sharpness of the screen.
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 con-
trast ratio of the screen.
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 Normal. For a fast-moving pic-
ture, it is recommended that you use High.
Setting to High may cause image sticking.
High Sets the response time to High.
Middle Sets the response time to Middle.
Low Sets the response time to Low.
Off Sets the response time to Off.
DFC On Adjusts the brightness automatically according to the screen.
Off Disables the DFC feature.
Black
Stabilizer
Black Stabilizer
: You can control the black contrast to have better visibility in dark scenes.
Increasing the Black Stabilizer value brightens the low gray level area on the screen.
(You can easily distinguish objects on dark game screens.)
Reducing the Black Stabilizer value darkens the low gray level area and increases
the dynamic contrast on the screen.
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Color Adjust Gamma The higher the gamma value, the darker the image becomes. Likewise,
the lower the gamma value, the lighter the image becomes. If you do not
need to adjust the gamma settings, select Off.
Color Temp Selects the factory default picture color.
Warm: Sets the screen color to a reddish tone.
Medium: Sets the screen color between a red and blue tone.
Cool: Sets the screen color to a bluish tone.
Custom: The user can adjust it to red, green, or blue by customization.
Red/Green/Blue You can customize the picture color using Red, Green, and Blue colors.
Six Color Meets the user requirements for colors through adjusting the color and
saturation of the six colors (Red_Hue, Red_Saturation, Green_Hue,
Green_Saturation, Blue_Hue, Blue_Saturation, Cyan_Hue, Cyan_Satura-
tion, Magenta_Hue, Magenta_Saturation, Yellow_Hue, Yellow_Saturation)
and saving the settings.
*Hue: Adjusts tone of the screen.
*Saturation: Adjusts the saturation of the screen colors. The lower the
value, less saturated and bright the colors become. The higher the value,
the more saturated and dark the colors become.
Reset Returns the color settings to the default settings.
Display Horizontal To move image left and right.
Vertical To move image up and down.
Clock To minimize any vertical bars or stripes visible on the screen background.
The horizontal screen size will also change.
Phase To adjust the focus of the display. This item allows you to remove any
horizontal noise and clear or sharpen the image of characters.
NOTE
yThis is subsidiary for color weakness user. Therefore if you feel uncomfortable with the screen,
please turn off this function.
yThis function can’t distinguish some colors in some images.
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Menu > General Description
Language To choose the language in which the control names are displayed.
Power LED Turns the power indicator on the front side of the monitor on/off.
On The power indicator is automatically turned on.
Off The power indicator is turned off.
Automatic Standby The monitor will automatically switch to standby mode after a certain period.
Resolution User can set the desired resolution.This option is enabled only when the screen resolution on
your computer is set to the following (D-SUB only).
NOTE
yThe function is enabled only when the screen resolution on your computer is set to
the following, except that the PC output wrong resolution.
1024x768, 1280x768, 1360x768, 1366x768,Off
1280x960, 1600x900,Off
1440x900, 1600x900,Off
OSD Lock Prevents incorrect key input.
On Key input is disabled.
NOTE
yAll function except for the OSD Lock mode, brightness, Contrast are disabled.
Off Key input is enabled.
Menu > Sound Description
Volume To adjust the Volume of headphone or speaker.
Main Audio To choose the audio source input.
Menu > Reset Description
Do you want to reset your settings?
Reset Returns to the default settings.
Cancel Cancel the select.
Customizing settings
Menu > Auto Con-
figuration
Description
Do you want to Auto Configuration?
Yes Operate the Auto configuration for optimal display in D-SUB.
Cancel Cancel the select.
yThis function will be enable only in analog input.
NOTE
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TROUBLESHOOTING
Check the following before calling for service.
No image appears
Is the power cord of the display
connected?
yCheck and see if the power cord is connected properly to the power
outlet.
Is the power indicator light on?
yPress the Power button.
Do you see an "Out of Range"
message on the screen?
yThis message appears when the signal from the PC (video card) is
out of horizontal or vertical frequency range of the display. See the
'Specifications' section of this manual and configure your display
again.
Do you see a "NO SIGNAL"
message on the screen?
yAfter the monitor is on "NO SIGNAL", the monitor goes to DPM mode.
yThis is displayed when the signal cable between the PC and the
monitor is missing or disconnected. Check the cable and reconnect it.
yIf monitor is DPM with power LED off condition,user should be press twice DC
button for wake up monitor screen.
Can 't you control some functions in OSD?
Can't you select some menu in
OSD?
yYou can unlock the OSD controls at any time by entering the OSD
lock menu and changing items to off.
yCheck Control Panel ► Display ► Settings and see if the frequency or the resolution were
changed. If yes, readjust the video card to the recommend resolution.
yIf the recommended resolution (optimal resolution) is not selected, letters may be blurred and the
screen may be dimmed, truncated or biased. Make sure to select the recommend resolution.
yThe setting method can differ by computer and O/S (Operation System), and resolution mentioned
above may not be supported by the video card performance. In this case, please ask to the computer
or the video card manufacturer.
CAUTION
The screen is flickering.
Did you select the recommended
resolution?
yIf the selected resolution is HDMI 1080i 60/50 Hz, the screen may be flickering.
Change the resolution to the recommended resolution 1080P.
Display image is incorrect
The screen color is mono or
abnormal.
yCheck if the signal cable is properly connected and use a screwdriver to fasten
if necessary.
yMake sure the video card is properly inserted in the slot.
ySet the color setting higher than 24 bits (true color) at Control Panel ►
Settings.
The screen blinks.
yCheck if the screen is set to interlace mode and if yes, change it to the
recommend resolution.
Do you see an "Unrecognized monitor, Plug&Play (VESA DDC) monitor found" message?
Have you installed the display
driver?
yBe sure to install the display driver from our web site: http://www.lg.com.
yMake sure to check if the video card supports Plug&Play function.
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SPECIFICATIONS
24BK550Y
LCD Screen Type TFT (Thin Film Transistor) LCD (Liquid Crystal Display)
Panel,Anti-Glare coating
Pixel Pitch 0.2745 mm x 0.2745 mm
Resolution Maximum Resolution 1920 x 1080 @ 60 Hz
Recommended Resolution 1920 x 1080 @ 60 Hz
Video Signal
Horizontal Frequency 30 KHz to 83 KHz
Vertical Frequency 56 Hz to 75 Hz
Synchronization Separate Sync.
Input Connector D-SUB IN, DVI-D IN, HDMI IN, DP(DisplayPort) IN, AUDIO IN(PC), H/P, USB UP, USB
IN1, USB IN2
Power consump-
tion
On mode: 13.95 W Typ. ( ENERGY STAR® standard ) *
Sleep Mode ≤ 0.5 W **
Off Mode ≤ 0.3 W
Power Input AC 100-240V ~ 50/60Hz 1.2 A
Environmental
Conditions
Operating Temperature
Operating Humidity
0 °C to 40 °C (32 °F to 104 °F)
Less than 80 %
Storage Temperature
Storage Humidity
-20 °C to 60 °C (-4 °F to 140 °F)
Less than 85 %
Dimension Monitor Size (Width x Height x Depth)
With Stand 553.8 mm x 512.9 mm x 240 mm
Without Stand 553.8 mm x 333.1 mm x 58.4 mm
Weight (Without
Packaging)
5.7 kg
Product specifications shown above may be changed without prior notice due to upgrade of product functions.
* 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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SPECIFICATIONS
27BK550Y
LCD Screen Type TFT (Thin Film Transistor) LCD (Liquid Crystal Display)
Panel,Anti-Glare coating
Pixel Pitch 0.3114 mm x 0.3114 mm
Resolution Maximum Resolution 1920 x 1080 @ 60 Hz
Recommended Resolution 1920 x 1080 @ 60 Hz
Video Signal
Horizontal Frequency 30 KHz to 83 KHz
Vertical Frequency 56 Hz to 75 Hz
Synchronization Separate Sync.
Input Connector D-SUB IN, DVI-D IN, HDMI IN, DP(DisplayPort) IN, AUDIO IN(PC), H/P, USB UP, USB
IN1, USB IN2
Power consump-
tion
On mode: 16 W Typ. ( ENERGY STAR® standard ) *
Sleep Mode ≤ 0.5 W **
Off Mode ≤ 0.3 W
Power Input AC 100-240V ~ 50/60Hz 1.5 A
Environmental
Conditions
Operating Temperature
Operating Humidity
0 °C to 40 °C (32 °F to 104 °F)
Less than 80 %
Storage Temperature
Storage Humidity
-20 °C to 60 °C (-4 °F to 140 °F)
Less than 85 %
Dimension Monitor Size (Width x Height x Depth)
With Stand 622.2 mm x 531.6 mm x 240 mm
Without Stand 622.2 mm x 371.5 mm x 58.4 mm
Weight (Without
Packaging)
7.2 kg
Product specifications shown above may be changed without prior notice due to upgrade of product functions.
* 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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ENG
ENGLISH
Preset Modes (Resolution)
D-SUB / DVI-D / HDMI / DP PC Timing
Display Modes (Resolution) Horizontal
Frequency(kHz)
Vertical
Frequency(Hz) Polarity(H/V)
720 x 400 31.468 70 -/+
640 x 480 31.469 60 -/-
640 x 480 37.500 75 -/-
800 x 600 37.879 60 +/+
800 x 600 46.875 75 +/+
1024 x 768 48.363 60 -/-
1024 x 768 60.023 75 +/+
1152 x 864 67.500 75 +/+
1280 x 1024 63.981 60 +/+
1280 x 1024 79.976 75 +/+
1680 x 1050 65.290 60 -/+
1920 x 1080 67.500 60 +/+ Recommend Mode
HDMI AV Timing
Factory support mode
(Preset Mode)
Horizontal
Frequency(kHz)
Vertical
Frequency(Hz) HDMI
480P 31.50 60 O
576P 31.25 50 O
720P 37.50 50 O
720P 45.00 60 O
1080P 56.25 50 O
1080P 67.50 60 O
Recommend Mode
Indicator
Mode LED Color
On Mode White
Sleep Mode LED Off
Off Mode Off
Make sure to read the Safety Precautions before using the product.
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
Supplier’s Declaration of Conformity
Trade Name LG
Responsible Party LG Electronics USA, Inc.
Address 1000 Sylvan Ave Englewood Cliffs,
NJ 07632
Telephone (201)266-2215
This Product qualifies for ENERGY STAR®
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.
Refer to ENERGYSTAR.gov for more information on the ENERGY
STAR® program.