LG 34GL750 User Guide

* LG LED Monitor applies LCD screen with LED

OWNER’S MANUAL

backlights.

Please read this manual carefully before operating
your set and retain it for future reference.

34GL750

(LED Monitor*)

www.lg.com

Copyright © 2019 LG Electronics Inc. All Rights Reserved.

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TABLE OF CONTENTS

ENGLISH

LICENSE .......................................3

OPEN SOURCE SOFTWARE

NOTICE INFORMATION ..............4

ASSEMBLING AND PREPARING 4

- Supported Drivers and Software ......................... 5

- Product and Button Description...........................5

How to Use the Joystick Button

- Moving and Lifting the Monitor............................ 6

Installing on a Table

Adjusting the Stand Height

Adjusting the Angle

Tidying up Cables

Using the Kensington Lock

Installing the Wall Mount Plate

Installing on the Wall

USING THE MONITOR .............. 14

- Connecting to a PC................................................... 15

HDMI Connection

DisplayPort Connection

- Connecting AV Devices ...........................................16

HDMI Connection

- Connecting Peripherals...........................................16

Connecting Headphones

USER SETTINGS ....................... 17

- Activating the Main Menu .................................... 17

Main Menu Features

- User Settings ............................................................... 19

Menu Settings

TROUBLESHOOTING ................ 30

PRODUCT SPECIFICATION ...... 33

- Factory Support Mode............................................ 35

- HDMI Timing (Video) ................................................36

- Power LED ..................................................................... 36

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LICENSE

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

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

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OPEN SOURCE SOFTWARE

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NOTICE INFORMATION

To obtain the source code under GPL, LGPL, MPL, and other open source licenses,
that is contained in this product, please visit http://opensource.lge.com.

In addition to the source code, all referred license terms, warranty disclaimers and
copyright notices are available for download.

LG Electronics will also provide open source code to you on CD-ROM for a charge
covering the cost of performing such distribution (such as the cost of media,
shipping, and handling) upon email request to [e-mail].

This offer is valid for a period of three years after our last shipment of this product.
This offer is valid to anyone in receipt of this information.

ASSEMBLING AND PREPARING

CAUTION

• Always use genuine LG components to ensure safety and product performance.

• The product warranty will not cover damage or injury caused by the use of

unauthorized components.

• It is recommended that use the supplied components.

• If you use generic cables not certified by LG, the screen may not display or there

may be image noises.

• Illustrations in this document represent typical procedures, so they may look

different from the actual product.

• Do not apply foreign substances (oils, lubricants, etc.) to the screw parts when

assembling the product. (Doing so may damage the product.)

• Applying excessive force when tightening screws may cause damage to the

monitor. Damage caused in this way will not be covered by the product warranty.

• Do not carry the monitor upside down by just holding the base. This may cause the

monitor to fall off the stand and could result in personal injury.

• When lifting or moving the monitor, do not touch the monitor screen. The force

applied to the monitor screen may cause damage to it.

• For wave pattern on appearance, unlike the general method of coating, it’s applied

to added glittering material in raw material.With no peeled-off appearance, it has

good durability. Please use it with confidence because there is no problem in using

the product at all.

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.

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Supported Drivers and Software

You can download and install the latest version from the LGE website (www.lg.com).

Drivers and Software Installation Priority

Monitor Driver Recommended

OnScreen Control Recommended

Product and Button Description

Joystick Button

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How to Use the Joystick Button

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You can easily control the functions of the monitor by pressing the joystick button or
moving it left/right with your finger.

Basic Functions

Press the joystick button once with
your finger to turn on the monitor.

Press and hold the joystick button
once with your finger to turn off the
monitor.

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

You can control the screen’s brightness
by moving the joystick button up/down.

/

/

Power on

Power off

Volume
control

Controls
screen
brightness

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.

NOTE

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

• 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.

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Installing on a Table

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• 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.

100 mm

(3.94 inches)

100 mm

(3.94 inches)

100 mm

(3.94 inches)

100 mm

(3.94 inches)

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.

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Adjusting the Stand Height

1 Place the monitor mounted on the stand base in an upright position.
2 Handle the monitor with both hands for safety.

Max. 120.0 mm (4.72 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 20° for a
comfortable viewing experience.

-520

Rear

Front

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-520

-520

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WARNING

• To avoid injury to the fingers when adjusting the screen, do not hold the lower part

of the monitor’s frame as illustrated below.

• Be careful not to touch or press the screen area when adjusting the angle of the

monitor.

NOTE

• The left or right side of the monitor head can be slightly rotated up or down (up to

3°). Adjust the horizontal level of the monitor head.

Monitor head

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Tidying up Cables

Arrange the cables using the cable holder as shown in the illustration.

Mouse Holder

Cable Holder

Using the Kensington Lock

The connector for the Kensington security system is located at the bottom of the
monitor.

For more information on installation and usage, refer to the Kensington lock owner’s
manual or visit the website at http://www.kensington.com.

Connect the monitor to a table using the Kensington security system cable.

NOTE

• The Kensington security system is optional. You can obtain optional accessories

from most electronics stores.

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Installing the Wall Mount Plate

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This monitor meets the specifications for the wall mount plate or other compatible
devices.

1 Place the screen face down. To protect the monitor panel (screen), cover the

surface with a soft cloth or the monitor protection pad included in the product
package.

2 Remove the four screws tightened on the back of the monitor.
3 Place the wall mount plate onto the monitor and align it with the screw holes.
4 Tighten the four screws using a screwdriver to fix the plate to the monitor.

NOTE

• The wall mount plate is sold separately.

• For more information on installation, refer to the wall mount plate’s installation

guide.

• Be careful not to apply too much force while mounting the wall mount plate as it

may cause damage to the screen.

Installing on the Wall

Install the monitor at least 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)