LG 27UL550 LED and LCD Monitor Owner’s Manual

LG 27UL550 LED and LCD Monitor

Product Information

Specifications

• Model: 27UL550, 27UL500, 27BL55U, 27UK500
• Screen Type: LED LCD
• Screen Size: 27 inches
• Backlight: LED
• Supported Drivers and Software:
  • Monitor Driver
  • OnScreen Control
  • Dual Controller

Product Usage Instructions

Assembling and Preparing
To assemble and prepare your monitor:

1. Refer to the product manual for specific licenses associated with your model.
2. Visit www.lg.com for more information on the license.
3. Download and install the latest drivers and software from the LG website.

Using the Monitor
Before using the monitor, familiarize yourself with the following:

• Joystick Button: The joystick button is used to control various functions of the monitor.
• Moving and Lifting the Monitor: To control the monitor, press the joystick button or move it left/right/up/down with your finger.
• Basic Functions:
  • Power On: Press the joystick button once to turn on the monitor.
  • Power Off: Press and hold the joystick button for more than 3 seconds to turn off the monitor.
  • Volume Control: Move the joystick button left/right to control the volume.

Adjusting the Monitor

To adjust the monitor:

• Installing on a Table: Place the monitor on a table and adjust the angle of the screen according to your preference.
• Adjusting the Stand Height: Handle the monitor with both hands and adjust the stand height as needed.
• Pivot Feature: Raise the monitor to the maximum height and adjust the angle in the direction indicated by the arrow.

LG LED Monitor applies LCD screen with LED backlights. Please read this manual carefully before operating your set and retain it for future reference.

• 27UL550
• 27UL500
• 27BL55U
• 27UK500

www.lg.com Copyright © 2018 LG Electronics Inc. All Rights Reserved

LICENSE
Each model has different licenses. Visit www.lg.com for more information on the license.

HDMI
The terms HDMI and HDMI High-Definition Multimedia Interface,and the HDMI Logo are trademarks or registered trademarks of HDMI Licensing Administrator, Inc.

DISPLAY
VESA, VESA logo, DisplayPort compliance logo and DisplayPort compliance logo for dual-mode source devices are all registered trademarks of the Video Electronics Standards Association.

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.

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
Viimase versiooni saate alla laadida ja installida LGE veebilehelt (www.lg.com).

Product and Button Description

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

NOTE
The joystick button is located at the bottom of the monitor.

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.

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.

Installing on a Table
Lift the monitor and place it on the table in an upright position. Place the monitor at least 100 mm (3.94 inches) away from the wall to ensure sufficient ventilation.

CAUTION

• Unplug the power cord before moving or installing the monitor. There is risk of electric shock.
• Make sure to use the power cord that is provided in the product package and connect it to a grounded power outlet.
• If you need another power cord, please contact your local dealer or the nearest retail store.

Adjusting the Stand Height

27UL550, 27BL55U

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 (4.3 inches)

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.

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.

Pivot Feature

27UL550, 27BL55U
The pivot feature allows the monitor to rotate 90° clockwise.

WARNING
To 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.

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 clockwise as shown in the figure.
4. Complete the installation by rotating the monitor 90° as shown below.

NOTE
Auto Pivot feature of the display is not supported. The 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.

Using the Kensington Lock
The connector for the Kensington security system is located at the back 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.

NOTE

27UL550, 27BL55U
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.

Installing the Wall Mount Plate
This monitor meets the specifications for the wall mount plate or other compatible devices.

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.
• Remove the stand before installing the monitor on a wall mount by performing the stand attachment in reverse.

Installing on the 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. Alternatively, please refer to the manual for how to install and set up a tilting wall mounting bracket.

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.

NOTE

• 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.
• 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. If you use screws longer than the standard length, it may damage the inside of the product.
• 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.
• 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 (0.3 inches) or less.

USING THE MONITOR

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 PC screensaver if possible.
• 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

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.
• If you are using a Mini DisplayPort output graphics card, use a Mini DP to DP (Mini DisplayPort to DisplayPort) cable or gender that supports DisplayPort 1.2 or 1.4. (Sold separately)

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

Connecting Peripherals

Headphones Connection
Connect peripherals to the monitor via the headphones port.

NOTE

• Peripheral devices are sold separately.
• Depending on the audio settings of the PC and external device, headphones, and speaker functions may be limited.
• 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.

USER SETTINGS

NOTE
Your monitor’s OSD (On Screen Display) may differ slightly from that shown in this manual.

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.

Main menu enabled

| Exits the main menu.

(Holding down the button more than 3 seconds 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| Displays the information on the current input.
Main menu enabled| Turns off the monitor.
**| Main menu disabled| Displays the information on the current input.
Main menu enabled| Enters the Picture Mode** feature.

Main Menu Features

Menu Settings

1. To view the OSD menu, press the joystick button at the bottom of the monitor and then enter Settings.
2. Move the joystick up/down and left/right to set the options.
3. To return to the upper menu or set other menu items, move the joystick to **** or pressing ( ) it.
4. If you want to exit the OSD menu, move the joystick until ****you exit.

Quick Settings

Adjusts the contrast and brightness of the screen.

Contrast

Volume

| Adjusts the volume.
  NOTE

•   You can adjust Mute / Unmute by moving the joystick button ****to in the Volume menu.

Color Temp

| Set your own colour temperature.
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 between a red and blue tone.
Cool| Sets the screen color to a bluish tone.
Manual| The user can fine – tune the color temperature.

Input

Aspect 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.
  NOTE

•   The display may look the same for Full Wide and Original options at the recommended resolution. (3840 x 2160)

Picture

NOTE
The Picture Mode that can be set depends on the Input signal.

[Picture Mode on SDR (Non-HDR) signal]

Picture Mode

| Custom| Allows the user to adjust each element.
Vivid| Heightens contrast, brightness and sharpness to display vivid images.
HDR Effect| Optimizes the screen for high dynamic range.
Reader| Optimizes the screen for viewing documents. You can brighten the screen in the OSD menu.
Cinema| Optimizes the screen for video.
FPS| This mode is optimized for FPS games.
RTS| This mode is optimized for RTS Game.
Color Weakness| This mode is for users who cannot distinguish between red and green. It enables users with color weakness to easily distinguish between the two colors.
  NOTE

•  If the picture mode is changed, the screen may flicker or the resolution of your PC screen may be affected.

[Picture Mode on HDR signal]

Picture Mode

| Custom| Allows the user to adjust each element.
Vivid| Optimized the screen for HDR vivid colors.
Cinema| Optimized the screen for HDR video.
FPS| This mode is optimized for FPS games.It is suitable for very dark FPS games.
RTS| This mode is optimized for RTS Game.
  NOTE

•  HDR content may not display correctly depending on Window10 OS settings, please check HDR On/Off settings in 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.

Picture Adjust

| Brightness|

Adjusts the contrast and brightness of the screen.

---|---|---
Contrast
Sharpness| Adjusts the sharpness of the screen.

SUPER RESOLUTION+

| High| Optimizes the screen for crystal clear images. Best for high- definition video or games.
Middle| Optimizes the screen for comfortable viewing, with images at the middle level between the low and high modes. Best for UCC or SD videos.
Low| Optimizes the screen for smooth and natural images. Best for still images or images with less movement.
Off| Displays in the most common setting. Disables SUPER RESOLUTION+.
  NOTE

•  Because this is a function to increase the sharpness of low resolution pictures, it is not recommended to use the function for normal text or for desktop icons. Doing so may result in unnecessarily high sharpness.

Black Level

| Sets the offset level (for HDMI only).

•  Offset: 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.

Game Adjust

|

Response Time

| Sets a response time for displayed pictures based on the movement of the picture on the screen.

For a normal environment, it is recommended that you use Fast. When there is a lot of motion, 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.

FreeSync

| Provides seamless and natural images by synchronizing the vertical frequency of the input signal with that of the output signal.

CAUTION

•  Supported Interface: DisplayPort, HDMI

•  Supported Graphic Card: A graphic card that supports 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 AMD website at http://www.amd.com/FreeSync

Extended| Enable wider frequency range of FreeSync function than basic mode.

The screen may flicker during the game play.

Basic| Enable basic frequency range of FreeSync function.
Off| FreeSync function off.

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.

Color Adjust

|

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

| Set your own color temperature.
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.
Red/Green/Blue| 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.

Picture Reset

|

Do you want to reset your picture settings?

| Yes| Returns to the default settings.
No| Cancel the select.

General

SMART ENERGY SAVING

| Conserve energy by using luminance compensation algorithm.
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 feature.
  NOTE

•   The value of energy saving data may differ depending on panel and panel suppliers.

•   If you select the option of SMART ENERGY SAVING is High or Low , monitor luminance become lower or higher depend on source.

Power LED

| Turns the power LED on the bottom of the monitor on or off.
On| The power LED turns on automatically.
Off| The power LED turns off.
  NOTE

•   When the Power LED function is turned on, it operates as follows:

–  On Mode: White

–  Sleep Mode (Standby Mode) : White Blinking

–  Off Mode: 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. ( 8 H , 6 H , 4 H , and Off )
DisplayPort Version| Set DisplayPort Version to the same version as the connected external device. ( 1.4 , 1.2 ) To use the HDR function, set to 1.4.

HDMI ULTRA HD Deep Color

| Provides sharper images when connected to a device supporting ULTRA HD Deep Color.
---|---
4K@ 60 Hz Support Format

Resolution

|

Frame rate(Hz)

| Color Depth / Chroma Sampling
8 bit| 10 bit

3840 x 2160

|

59.94

60.00

| YCbCr 4:2:0
YCbCr 4:2:2
YCbCr 4:4:4| –
RGB 4:4:4| –
  NOTE

•  To use HDMI ULTRA HD Deep Color, turn this function “On”.

•  If the connected device does not support Deep Color, the screen or sound may not work properly. In this case, set this function to off.

•  The HDMI ULTRA HD Deep Color function can be set individually for each HDMI port.

•  To use the HDR function, set HDMI ULTRA HD Deep Color to “On”.

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, Volume, Input List, Aspect Ratio, OSD Lock and Information.

OSD Size| User can select OSD Size to Large or Small.
Information| The following display information will be shown; Total Power On Time , Resolution.

Reset to Initial Settings

| Do you want to reset your settings?
Yes| Returns to the default settings.
No| Cancel the reset.

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 white?| •  Check that the connected input is enabled ( Settings > Input ).
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.
Is the Out of Range message being displayed?| •  This occurs when signals transferred from the PC (graphics card) are out of the horizontal or vertical frequency range of the monitor. Please see the Product Specification section of this manual to set the appropriate frequency.
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.

•  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.

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.

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.
Some features are disabled.
Are some functions not available when you press the Menu button?| •  The OSD is locked. Disable OSD Lock in General.
Do you see an “Unrecognized monitor, Plug and Play (VESA DDC) monitor found” message?

Have you installed the display driver?| •  Be sure to install the display driver from our web site: //www.lg.com.

•  Make sure to check if the graphics card supports Plug and Play function.

No sound from the headphone port.
Are images displayed 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. (The settings may differ depending on the operating system (OS) you use.)

NOTE
LED can be lighted with Set OSD Menu. Settings – General – Power LED – On

PRODUCT SPECIFICATION

27UL500

Resolution

| Max Resolution| 3840 x 2160 @ 60 Hz
Recommended Resolution| 3840 x 2160 @ 60 Hz

Power Sources

| Power Rating| 19 V        2.0 A

Power Consumption

| On mode: 36 W Typ. (Outgoing condition)* Sleep Mode (Standby Mode) ≤ 0.5 W ** Off Mode ≤ 0.3 W

AC/DC adaptor

| LCAP21C, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE ,

or LCAP26B-E, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE,

or ADS-45SQ-19-3 19040E, manufactured by SHENZHEN HONOR ELECTRONIC,

or ADS-45FSQ-19 19040EPG-1, manufactured by SHENZHEN HONOR ELECTRONIC, or ADS- 45FSQ-19 19040EPK-1, manufactured by SHENZHEN HONOR ELECTRONIC, or ADS- 45FSQ-19 19040EPCU-1, manufactured by SHENZHEN HONOR ELECTRONIC, or ADS- 45FSQ-19 19040EPBR-1, manufactured by SHENZHEN HONOR ELECTRONIC,

or AD10530LF, manufactured by PI Electronics (H.K.) Ltd., or AD2137620, manufactured by PI Electronics (H.K.) Ltd., or AD2137S20,manufactured by PI Electronics (H.K.) Ltd..

Output: 19 V  2.1 A

Environmental Conditions

| Operating Conditions| Temperature| 0 °C to 40 °C (32 °F to 104 °F)
Humidity| Less than 80 %
Storing Conditions| Temperature| -20 °C to 60 °C (-4 °F to 140 °F)
Humidity| Less than 85 %

Dimensions

| Monitor Size (Width x Height x Depth)
---|---
With Stand| 622.6 mm x 460.0 mm x 209.4 mm

24.5 inches x 18.1 inches x 8.2 inches

Without Stand| 622.6 mm x 371.0 mm x 74.1 mm

24.5 inches x 14.6 inches x 2.9 inches

Weight (Without Packaging)

| With Stand| 5.1 kg (11.2 lbs)
Without Stand| 4.6 kg (10.1 lbs)

The specifications are subject to change without notice.

• The power consumption level can be different by operating conditions and monitor settings.
• The On-mode power consumption is measured with the LGE test standard (Full White pattern, Maximum resolution).
• The monitor goes to the Sleep Mode in a couple of minutes(Max 5 minutes).

27UK500

Resolution

| Max Resolution| 3840 x 2160 @ 60 Hz
Recommended Resolution| 3840 x 2160 @ 60 Hz

Power Sources

| Power Rating| 19 V        2.0 A

Power Consumption

| On mode: 36 W Typ. (Outgoing condition)* Sleep Mode (Standby Mode) ≤ 0.5 W ** Off Mode ≤ 0.3 W

AC/DC adaptor

| Type ADS-45SN-19-3 19040G, manufactured by SHENZHEN HONOR ELECTRONIC, or Type ADS-45SQ-19-3 19040E, manufactured by SHENZHEN HONOR ELECTRONIC,

or Type LCAP21C, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE, or Type AD10530LF, manufactured by PI Electronics (H.K.) Ltd..

Output: 19 V       2.1 A

Environmental Conditions

| Operating Conditions| Temperature| 0 °C to 40 °C (32 °F to 104 °F)
Humidity| Less than 80 %
Storing Conditions| Temperature| -20 °C to 60 °C (-4 °F to 140 °F)
Humidity| Less than 85 %

Dimensions

| Monitor Size (Width x Height x Depth)
With Stand| 622.6 mm x 460.0 mm x 209.4 mm

24.5 inches x 18.1 inches x 8.2 inches

Without Stand| 622.6 mm x 371.0 mm x 74.1 mm

24.5 inches x 14.6 inches x 2.9 inches

Weight (Without Packaging)

| With Stand| 5.1 kg (11.2 lbs)
Without Stand| 4.6 kg (10.1 lbs)

The specifications are subject to change without notice.

• The power consumption level can be different by operating conditions and monitor settings.
• The On-mode power consumption is measured with the LGE test standard (Full White pattern, Maximum resolution).
• The monitor goes to the Sleep Mode in a couple of minutes(Max 5 minutes).

27UL550

Resolution

| Max Resolution| 3840 x 2160 @ 60 Hz
Recommended Resolution| 3840 x 2160 @ 60 Hz

Power Sources

| Power Rating| 19 V        2.0 A

Power Consumption

| On mode: 36 W Typ. (Outgoing condition)* Sleep Mode (Standby Mode) ≤ 0.5 W ** Off Mode ≤ 0.3 W

AC/DC adaptor

| LCAP21C, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE ,

or LCAP26B-E, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE,

or ADS-45SQ-19-3 19040E, manufactured by SHENZHEN HONOR ELECTRONIC,

or ADS-45FSQ-19 19040EPG-1, manufactured by SHENZHEN HONOR ELECTRONIC, or ADS- 45FSQ-19 19040EPK-1, manufactured by SHENZHEN HONOR ELECTRONIC, or ADS- 45FSQ-19 19040EPCU-1, manufactured by SHENZHEN HONOR ELECTRONIC, or ADS- 45FSQ-19 19040EPBR-1, manufactured by SHENZHEN HONOR ELECTRONIC,

or AD10530LF, manufactured by PI Electronics (H.K.) Ltd., or AD2137620, manufactured by PI Electronics (H.K.) Ltd., or AD2137S20,manufactured by PI Electronics (H.K.) Ltd..

Output: 19 V  2.1 A

Environmental Conditions

| Operating Conditions| Temperature| 0 °C to 40 °C (32 °F to 104 °F)
Humidity| Less than 80 %
Storing Conditions| Temperature| -20 °C to 60 °C (-4 °F to 140 °F)
Humidity| Less than 85 %

Dimensions

| Monitor Size (Width x Height x Depth)
---|---
With Stand| 622.6 mm x 572.2 mm x 230.0 mm

24.5 inches x 22.5 inches x 9.0 inches

Without Stand| 622.6 mm x 371.0 mm x 45.8 mm

24.5 inches x 14.6 inches x 1.8 inches

Weight (Without Packaging)

| With Stand| 6.0 kg (13.2 lbs)
Without Stand| 4.4 kg (9.7 lbs)

The specifications are subject to change without notice.

• The power consumption level can be different by operating conditions and monitor settings.
• The On-mode power consumption is measured with the LGE test standard (Full White pattern, Maximum resolution).
• The monitor goes to the Sleep Mode in a couple of minutes(Max 5 minutes).

27BL55U

Resolution

| Max Resolution| 3840 x 2160 @ 60 Hz
Recommended Resolution| 3840 x 2160 @ 60 Hz

Power Sources

| Power Rating| 19 V        2.0 A

Power Consumption

| On mode: 24 W Typ. (ENERGY STAR® standard)* Sleep Mode (Standby Mode) ≤ 0.5 W **

Off Mode ≤ 0.3 W

AC/DC adaptor

| Type ADS-45SN-19-3 19040G, manufactured by SHENZHEN HONOR ELECTRONIC, or Type ADS-45SQ-19-3 19040E, manufactured by SHENZHEN HONOR ELECTRONIC,

or Type LCAP21C, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE, or Type AD10530LF, manufactured by PI Electronics (H.K.) Ltd..

Output: 19 V       2.1 A

Environmental Conditions

| Operating Conditions| Temperature| 0 °C to 40 °C (32 °F to 104 °F)
Humidity| Less than 80 %
Storing Conditions| Temperature| -20 °C to 60 °C (-4 °F to 140 °F)
Humidity| Less than 85 %

Dimensions

| Monitor Size (Width x Height x Depth)
With Stand| 622.6 mm x 572.2 mm x 230.0 mm

24.5 inches x 22.5 inches x 9.0 inches

Without Stand| 622.6 mm x 371.0 mm x 45.8 mm

24.5 inches x 14.6 inches x 1.8 inches

Weight (Without Packaging)

| With Stand| 6.0 kg (13.2 lbs)
Without Stand| 4.4 kg (9.7 lbs)

The specifications are subject to change without notice.

• The power consumption level can be different by operating conditions and monitor settings.
• The On-mode power consumption is measured with the LGE test standard (Full White pattern, Maximum resolution).
• The monitor goes to the Sleep Mode in a couple of minutes(Max 5 minutes).

Factory Support Mode (Preset Mode, PC)

DisplayPort

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| -/-|
1152 x 864| 54.347| 60.05| +/+|
1280 x 720| 45.00| 60.00| +/+|
1280 x 800| 49.702| 59.810| -/+|
1280 x 1024| 63.981| 60.02| +/+|
1600 x 900| 60.00| 60.00| +/+|
1920 x 1080| 67.5| 60| +/-|
2560 x 1440| 88.79| 59.95| +/-|
3840 x 2160| 65.69| 29.98| +/-|
3840 x 2160| 134.4| 60| +/-| DisplayPort Preferred timing

HDMI

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| -/-|
1152 x 864| 54.347| 60.05| +/+|
1280 x 720| 45.00| 60.00| +/+|
1280 x 800| 49.702| 59.810| -/+|
1280 x 1024| 63.981| 60.02| +/+|
1600 x 900| 60.00| 60.00| +/+|
1920 x 1080| 67.5| 60| +/-|
2560 x 1440| 88.79| 59.95| +/-|
3840 x 2160| 65.69| 29.98| +/-| HDMI Preferred timing, HDMI ULTRA HD Deep Color : Off
3840 x 2160| 133.31| 60| +/-| HDMI Preferred timing, HDMI ULTRA HD Deep Color : On

HDMI Timing (Video)

Factory support mode (Preset Mode)| Horizontal Frequency(kHz)| ****

Vertical Frequency(Hz)

| ****

Remarks

---|---|---|---
480p| 31.5| 60|
720p| 45.0| 60|
1080p| 67.5| 60|
2160p| 135| 60| When HDMI ULTRA HD Deep Color is set to ON

Supplier’s Declaration of Conformity

• Trade Name LG
• Responsible Party LG Electronics USA, Inc.
• Address 111 Sylvan Avenue, North Building,
• Englewood Cliffs, NJ 07632
• E-mail: lg.environmental@lge.com

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.___

(for 27BL55U only)

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.

FAQ’S

Where can I find the latest drivers and software for my monitor?
You can download and install the latest drivers and software from the LG website at www.lg.com.

How do I power on/off the monitor?

To power on the monitor, press the joystick button once. To power off the monitor, press and hold the joystick button for more than 3 seconds.

How do I adjust the volume?

Move the joystick button left/right to control the volume.

Can I adjust the angle and height of the monitor?

Yes, you can adjust the angle and height of the monitor according to your preference. Please refer to the product manual for detailed instructions.

What is the pivot feature?

The pivot feature allows you to rotate the monitor to a vertical position for a different viewing experience. Please note that the availability of this feature may vary depending on your operating system and graphics card drivers.

References

• Homepage | ENERGY STAR
• Manual-Hub.com - Free PDF manuals!
• Computer Products & Accessories: Locks & Docks | Kensington
• LG Electronics & Home Appliances | Shop Now | LG USA
• Manual-Hub.com – Free PDF manuals!

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