LG 27UL550-W Owner's manual

* 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

27UK500

27BL55U

OWNER’S MANUAL

LED LCD MONITOR

(LED Monitor*)

www.lg.com

Copyright © 2018 LG Electronics Inc. All Rights Reserved.

2

TABLE OF CONTENTS

LICENSE ...................................................... 2

ASSEMBLING AND PREPARING .................. 3

USING THE MONITOR .................................. 9

USER SETTINGS ........................................ 11

TROUBLESHOOTING ................................. 22

PRODUCT SPECIFICATION ......................... 24

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.

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).

Drivers and Software

Monitor Driver

OnScreen Control

Dual Controller

Installation Priority

Recommended

Recommended

Optional

3

4

Product and Button Description 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.

Joystick Button

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

Volume control

Press and hold the joystick button once more than 5 seconds with your finger to turn off the monitor.

You can control the volume by moving the joystick button left/right.

NOTE

•

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

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.

27UL550 27BL55U

100 mm

(3.94 inches)

100 mm

(3.94 inches)

27UL500 27UK500

100 mm

(3.94 inches)

100 mm

(3.94 inches)

100 mm

(3.94 inches)

100 mm

(3.94 inches)

100 mm

(3.94 inches)

100 mm

(3.94 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.

27UL550 27BL55U

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)

27UL500 27UK500

5

6

Pivot Feature

27UL550 27BL55U

The pivot feature allows the monitor to rotate 90° clockwise.

Head

3

Rotate the monitor clockwise as shown in the figure.

Stand

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.

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.

2

Adjust the angle of the monitor in the direction of the arrow as shown in the figure.

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

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.

Monitor head

27UL550 27BL55U

27UL500 27UK500

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.

NOTE

•

The Kensington security system is optional. You can obtain optional accessories from most electronics stores.

7

8

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.

100 mm

(3.94 inches)

100 mm

(3.94 inches)

100 mm

(3.94 inches)

100 mm

(3.94 inches)

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.

Wall Mount (mm)

Standard screw

Number of screws

Wall Mount Plate (Optional)

100 x 100

M4 x L10

4

LSW 149

•

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.

Wall Mount Plate

Back of the Monitor

Wall Mount Plate

Back of the Monitor

Standard screw:

M4 x L10

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.

Max. 8 mm (0.3 inches)

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 DisplayPort1.2 or 1.4. (Sold separately)

9

10

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.

Angled Straight

(Recommend)

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.

Joystick Button

Button Menu Status

Main menu disabled

Main menu enabled









Description

Enables the main menu.

Exits the main menu.

(Holding down the button more than 5 seconds to turn off the monitor. You can turn off the monitor this way at any time, including when the OSD is on.)

Adjusts the monitor volume level.

Enters the

Input

features.

Adjusts the monitor volume level.

Enters the

Settings

feature.

Displays the information on the current input.

Turns off the monitor.

Displays the information on the current input.

Enters the

Picture Mode

feature.

11

12

Main Menu Features

Input

Power Off

Exit

Picture Mode

Settings

Main Menu

Input

Power Off

Settings

Picture Mode

Exit

Sets input mode.

Turns off the monitor.

Configures the screen settings.

Sets the picture mode.

Exits the main menu.

Menu Settings

1

To view the OSD menu, press the joystick button at the bottom of the monitor and then enter the

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 to until you exit.

Quick Settings Input Picture General

Description

Quick Settings

Settings > Quick Settings

Brightness

Contrast

Volume

Color Temp

Description

Adjusts the contrast and brightness of the screen.

Adjusts the volume.

NOTE

•

You can adjust

Mute

/

Unmute

by moving the joystick button to in the Volume menu.

The user can adjust it to red, green, or blue by customization.

Custom

Warm

Medium

Cool

Manual

Sets the screen color to a reddish tone.

Sets the screen color between a red and blue tone.

Sets the screen color to a bluish tone.

The user can fine - tune the color temperature.

13

14

Input

Settings > Input

Input List

Aspect Ratio

Description

Selects the input mode.

Adjusts the aspect ratio of the screen.

Full Wide

Original

Just Scan

Displays the video in widescreen, regardless of the video signal input.

Displays video according to the aspect ratio of the video signal input.

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 2160).

•

There is no

Just Scan

menu on

FreeSync

Mode. ( Go to

Picture

→

Game Adjust

→

FreeSync

, to set from

FreeSync Basic

or

Extended

to

Off

)

Picture

NOTE

•

The

Picture Mode

that can be set depends on the Input signal.

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

Settings > Picture

Picture Mode

Custom

Vivid

HDR Effect

Reader

Cinema

FPS

RTS

Color Weakness

EBU

REC709

SMPTE-C

Description

Allows the user to adjust each element.

Heightens contrast, brightness and sharpness to display vivid images.

Optimizes the screen for high dynamic range.

Optimizes the screen for viewing documents. You can brighten the screen in the OSD menu.

Optimizes the screen for video.

This mode is optimized for FPS games.

This mode is optimized for RTS Game.

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.

A standard TV PAL color space for broadcasting.

A standard HDTV color space for broadcasting.

A standard TV NTSC color space for broadcasting.

NOTE

•

If the

Picture Mode

is changed in the DP (DisplayPort) input, the screen may flicker or the resolution of your PC screen may be affected.

15

16

[Picture Mode on HDR signal]


Picture Mode

Custom

Vivid

Standard

Cinema

FPS

RTS

Description

Allows the user to adjust each element.

Optimized the screen for HDR vivid colors.

Optimized the screen for HDR standard.

Optimized the screen for HDR video.

This mode is optimized for FPS games.It is suitable for very dark FPS games.

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.


Brightness

Contrast

Sharpness

SUPER RESOLUTION+

Picture Adjust

Black Level

DFC

Description

Adjusts the contrast and brightness of the screen.

Adjusts the sharpness of the screen.

High

Optimizes the screen for crystal clear images. Best for high-definition video or games.

Middle

Low

Off

Optimizes the screen for comfortable viewing, with images at the middle level between the low and high modes. Best for UCC or SD videos.

Optimizes the screen for smooth and natural images. Best for still images or images with less movement.

Displays in the most common setting. Disables

SUPER RESOLUTION+

.

Low

On

Off

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.

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.

Lowers the black levels and raises the white levels from the current contrast ratio of the screen.

Adjusts the brightness automatically according to the screen.

Disables the

DFC

feature.

17

18


Game Adjust

Response Time

FreeSync

Black Stabilizer

Description

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

Fast

Normal

Off

Sets the response time to faster.

Sets the response time to fast.

Sets the response time to normal.

Does not use the response time improvement feature.

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

Off

Enable basic frequency range of FreeSync function.

FreeSync function off.

You can control the black contrast to have better visibility in dark scenes.

Increasing the


value brightens the low gray level area on the screen. (You can easily distinguish objects on dark game screens.)

Reducing the


value darkens the low gray level area and increases the dynamic contrast on the screen.


Color Adjust

Picture Reset

Gamma

Color Temp

Red/Green/Blue

Six Color

Do you want to reset your picture settings?

Medium

Cool

Manual

Description

Mode 1,

Mode 2,

Mode 3

Mode 4

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

Mode 4

.

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.

Sets the screen color to between a red and blue tone.

Sets the screen color to a bluish tone.

The user can fine - tune the color temperature.

You can customize the picture color using red, green, and blue colors.

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

No

Yes

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.

Cancel the select.

Returns to the default settings.

19

20

General

Settings > General

Language

SMART ENERGY SAVING

Power LED

Automatic Standby

DisplayPort Version

Description

Sets the menu screen to the desired language.

Conserve energy by using luminance compensation algorithm.

High

Low

Off

Saves energy using the high-efficiency

Disables the feature.


feature.

Saves energy using the low-efficiency


feature.

NOTE

•

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

•

If you select the option of


is

High

or

Low

, monitor luminance become lower or higher depend on source.

Turns the power LED on the bottom of the monitor on or off.

On

Off

The power LED turns on automatically.

The power LED turns off.

NOTE

•

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

-

On Mode: White

-

Sleep Mode: White Blinking

-

Off Mode: Off

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

,

4 H

,

6 H

, and

8 H

)

Set DisplayPort Version to the same version as the connected external device. (

1.4

,

1.2

, and

1.1

)

To use the HDR function, set to

1.4

.

Settings > General

HDMI ULTRA HD Deep Color

Buzzer

OSD Lock

OSD Size

Information

Reset to Initial Settings

Description

Provides sharper images when connected to a device supporting ULTRA HD Deep Color.

4K@ 60 Hz Support Format

Color Depth / Chroma Sampling

Resolution Frame rate(Hz)

8 bit

3840 x 2160

59.94

60.00

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


function can be set individually for each HDMI port.

•

To use the HDR function, set


to “On”.

This feature lets you set the sound generated from Buzzer when your monitor powers on.

YCbCr 4:4:4

RGB 4:4:4

YCbCr 4:2:0

YCbCr 4:2:2

On

Off

Enables your monitor's Buzzer.

Disables your monitor's Buzzer.

This feature disables the configuration and adjustment of menus.

On

Enables OSD Lock.

Off

Disables OSD Lock.

10 bit

-

-

NOTE

•

All features are disabled except Brightness, Contrast, Volume, Input List, Aspect Ratio, OSD Lock and Information.

User can select OSD Size to Large or Small.

The following display information will be shown;

Serial Number

,

Total Power On Time

,

Resolution

.

Do you want to reset your settings?

No

Yes

Cancel the reset.

Returns to the default settings.

21

22

TROUBLESHOOTING

Nothing is displayed on the screen.

Is the monitor's power cord plugged in?

Is the power LED on?

Is the power on and the power LED displaying white?

•

Check if the power cord is correctly plugged into the power outlet.

•

Check the power cable connection and press the power button.

•

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?

Are there spots on the screen?

•

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.

•

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

23

24

PRODUCT SPECIFICATION

27UL500

Color Depth

Resolution

Power Sources

8-bit / 10-bit color is supported.

Max Resolution

Recommended Resolution

Power Rating

Power Consumption

3840 x 2160 @ 60 Hz

3840 x 2160 @ 60 Hz

19 V 2.0 A

On mode: 36 W Typ. (Outgoing condition)*

Sleep Mode ≤ 0.5 W **

Off Mode ≤ 0.3 W

Type LCAP21C, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE, or Type LCAP26B-E, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE.

Output: 19 V 2.1 A

AC/DC adaptor

or Type DA-48F19, manufactured by Asian Power Devices Inc.

Output: 19 V 2.53 A

Operating Conditions Temperature

Environmental Conditions

Storing Conditions

Humidity

Temperature

Humidity

Monitor Size (Width x Height x Depth)

Dimensions

With Stand

Without Stand

622.6 mm x 460.0 mm x 209.4 mm

24.5 inches x 18.1 inches x 8.2 inches

622.6 mm x 371.0 mm x 74.1 mm


With Stand

Weight (Without Packaging)

Without Stand

The specifications are subject to change without notice.

5.1 kg (11.2 lbs)

4.6 kg (10.1 lbs)

The power consumption level can be different by operating condition and monitor setting.

* The On mode power consumption is measured with LGE test standard (Full White pattern , Maximum resolution).

** The monitor goes to the Sleep Mode in a couple of minutes(Max 5 minutes).

0 °C to 40 °C (32 °F to 104 °F)

Less than 80 %

-20 °C to 60 °C (-4 °F to 140 °F)

Less than 85 %


27UK500

Color Depth

Resolution

Power Sources

AC/DC adaptor


Max Resolution


3840 x 2160 @ 60 Hz

3840 x 2160 @ 60 Hz

Power Rating

Power Consumption

19 V 2.0 A



Off Mode ≤ 0.3 W

Type LCAP21C, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE, or Type ADS-45SN-19-3 19040G, manufactured by SHENZHEN HONOR ELECTRONIC.

Output: 19 V 2.1 A



Storing Conditions

Humidity

Temperature

Humidity


Dimensions

With Stand

Without Stand

622.6 mm x 460.0 mm x 209.4 mm


622.6 mm x 371.0 mm x 74.1 mm


With Stand


Without Stand


5.1 kg (11.2 lbs)

4.6 kg (10.1 lbs)




0 °C to 40 °C (32 °F to 104 °F)

Less than 80 %

-20 °C to 60 °C (-4 °F to 140 °F)

Less than 85 %

25

26


27UL550

Color Depth

Resolution

Power Sources


Max Resolution


3840 x 2160 @ 60 Hz

3840 x 2160 @ 60 Hz

Power Rating

Power Consumption

19 V 2.0 A



Off Mode ≤ 0.3 W

Type LCAP21C, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE, or Type LCAP26B-E, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE.

Output: 19 V 2.1 A

AC/DC adaptor

or Type DA-48F19, manufactured by Asian Power Devices Inc.

Output: 19 V 2.53 A



Storing Conditions

Humidity

Temperature

Humidity


Dimensions

With Stand

Without Stand

622.6 mm x 572.2 mm x 230.0 mm


622.6 mm x 371.0 mm x 45.8 mm


With Stand


Without Stand



6.0 kg (13.2 lbs)

4.4 kg (9.7 lbs)



0 °C to 40 °C (32 °F to 104 °F)

Less than 80 %

-20 °C to 60 °C (-4 °F to 140 °F)

Less than 85 %


27BL55U

Color Depth

Resolution

Power Sources

AC/DC adaptor


Dimensions


Max Resolution


Power Rating

Power Consumption

3840 x 2160 @ 60 Hz

3840 x 2160 @ 60 Hz

19 V 2.0 A

On mode: 24 W Typ. (ENERGY STAR® standard)*


Off Mode ≤ 0.3 W

Type LCAP21C, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE, or Type ADS-45SN-19-3 19040G, manufactured by SHENZHEN HONOR ELECTRONIC.

Output: 19 V 2.1 A


Storing Conditions

Humidity

Temperature

Humidity


With Stand

Without Stand

With Stand


Without Stand



* The On mode power consumption is measured with ENERGY STAR® test standard.


622.6 mm x 572.2 mm x 230.0 mm


622.6 mm x 371.0 mm x 45.8 mm


6.0 kg (13.2 lbs)

4.4 kg (9.7 lbs)

0 °C to 40 °C (32 °F to 104 °F)

Less than 80 %

-20 °C to 60 °C (-4 °F to 140 °F)

Less than 85 %

27

28

Factory Support Mode (Preset Mode, PC)

DisplayPort

Preset Mode

640 x 480

800 x 600

1024 x 768

1152 x 864

1280 x 720

1280 x 800

1280 x 1024

1600 x 900

1920 x 1080

2560 x 1440

3840 x 2160

3840 x 2160

Horizontal Frequency (kHz)

63.981

60.00

67.5

88.79

31.469

37.879

48.363

54.347

45.00

49.702

66.66

133.32

Vertical Frequency (Hz)

60.02

60.00

60

59.95

59.94

60.317

60

60.05

60.00

59.810

30

60

Polarity (H/V)

+/+

+/+

+/-

+/-

-/-

+/+

-/-

+/+

+/+

-/+

+/-

+/-

Remarks

DisplayPort Preferred timing

HDMI

Preset Mode

640 x 480

800 x 600

1024 x 768

1152 x 864

1280 x 720

1280 x 800

1280 x 1024

1600 x 900

1920 x 1080

2560 x 1440

3840 x 2160

3840 x 2160

Horizontal Frequency (kHz)

49.702

63.981

60.00

67.5

88.79

67.5

135

31.469

37.879

48.363

54.347

45.00

Vertical Frequency (Hz)

59.810

60.02

60.00

60

59.95

30

60

59.94

60.317

60

60.05

60.00

Polarity (H/V)

+/-

+/-

+/-

-/+

+/+

+/+

+/-

-/-

+/+

-/-

+/+

+/+

Remarks

HDMI Preferred timing,


:

Off

HDMI Preferred timing,


:

On

29

30

HDMI Timing (Video)

Factory support mode

(Preset Mode)

480p

720p

1080p

2160p

Horizontal

Frequency(kHz)

31.5

45.0

67.5

135

Vertical Frequency(Hz)

60

60

60

60

Remarks

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 Cliffa, NJ 07632

Telephone (201)266-2215

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.

LG 27UL550-W Owner's manual

* 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

27UK500

27BL55U

OWNER’S MANUAL

LED LCD MONITOR

(LED Monitor*)

www.lg.com

Copyright © 2018 LG Electronics Inc. All Rights Reserved.

TABLE OF CONTENTS

LICENSE

ASSEMBLING AND PREPARING

Supported Drivers and Software

Product and Button Description Moving and Lifting the Monitor

How to Use the Joystick Button

Installing on a Table

Adjusting the Angle

Adjusting the Stand Height

Pivot Feature

Using the Kensington Lock

Installing the Wall Mount Plate

Installing on the Wall

USING THE MONITOR

Connecting to a PC

HDMI Connection

DisplayPort Connection

Connecting AV Devices

HDMI Connection

Connecting Peripherals

Headphones Connection

USER SETTINGS

Activating the Main Menu

Main Menu Features

Menu Settings

Quick Settings

Input

Picture

General

TROUBLESHOOTING

PRODUCT SPECIFICATION

PRODUCT SPECIFICATION

PRODUCT SPECIFICATION

PRODUCT SPECIFICATION

Factory Support Mode (Preset Mode, PC)

HDMI Timing (Video)

Key Features

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Table of contents