LG UltraWide 34BQ77QC User 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.
34BQ77QB
34BQ77QC
OWNER’S MANUAL
LED LCD MONITOR
(LED Monitor*)
www.lg.com
Copyright © 2022 LG Electronics Inc. All Rights Reserved.

LG UltraWide 34BQ77QC Specifications

General

HD type	UltraWide Dual Quad HD
Color gamut	90 %
Pixel pitch	0.2325 x 0.2325 mm
Display diagonal	34 \
Display technology	LCD
Native aspect ratio	21:9
Maximum refresh rate	60 Hz
Screen curvature rating	3800R
sRGB coverage (typical)	99 %
Contrast ratio (typical)	1000:1
Display number of colors	1.07 billion colors
Display brightness (typical)	300 cd/m²
High Dynamic Range (HDR) supported	Yes
High Dynamic Range (HDR) technology	HDR Effect, High Dynamic Range 10 (HDR10)
Brand specific technologies	Crosshair, Super+ Resolution
RMS rated power	10 W
Number of speakers	2
Product color	Black
Market positioning	Business
Warranty period	3 year(s)
USB upstream port type	USB Type-B
USB Power Delivery up to	90 W
USB Type-A downstream ports quantity	4
Number of USB Type-B upstream ports quantity	1
Panel mounting interface	100 x 100 mm
AC input voltage	100 - 240 V
Power supply type	Internal
AC input frequency	50/60 Hz
Energy efficiency scale	A to G
Power consumption (max)	150 W
Power consumption (off)	0.3 W
Power consumption (standby)	0.5 W
Power consumption (typical)	60 W
Package type	Box
Package depth	212 mm
Package width	988 mm
Package height	571 mm
Package weight	13200 g

Weight and Dimensions

Depth (with stand)	252.9 mm
Width (with stand)	816.7 mm
Height (with stand)	617.6 mm
Weight (with stand)	10200 g
Depth (without stand)	83.6 mm
Height (without stand)	364.4 mm
Weight (without stand)	6800 g

Summary

LICENSE

Open Source Software Notice Information

Information on open source licenses and how to obtain source code.

ASSEMBLING AND PREPARING

Supported Drivers and Software

Details on downloading and installing drivers and software from the LG website.

Product and Button Description

Front Adjust Button Functions Information

Explains the front buttons, webcam, IR LED, status indicator, and microphone.

Joystick Button Operations

Basic Functions

How to use the joystick for power on/off and volume control.

Monitor Handling and Safety

Moving and Lifting the Monitor

Instructions for safely moving and lifting the monitor to prevent damage.

Installation and Setup

Installing on a Table

Guidance on placing the monitor on a table with proper ventilation.

Adjusting the Stand Height

Steps for adjusting the monitor's stand height safely.

Screen Adjustment

Adjusting the Angle

Instructions on how to adjust the monitor's screen angle for comfortable viewing.

Security Features

Using the Kensington Lock

Information on connecting and using the Kensington security system.

Wall Mounting

Installing the Wall Mount Plate

Specifications and notes for installing the wall mount plate.

Installing on the Wall

Guidance on mounting the monitor on a wall with proper spacing for ventilation.

Connecting to a PC

HDMI Connection

Transmitting digital video and audio signals via HDMI from a PC.

DisplayPort Connection

Transmitting digital video and audio signals via DisplayPort from a PC.

USB-C connection

Using USB-C for video, audio, and data transfer from a PC.

Network and AV Connectivity

LAN connection

Instructions for connecting the monitor to a network via LAN.

HDMI Connection (AV Devices)

Transmitting digital video and audio signals from AV devices via HDMI.

Connecting Peripherals

USB Device connection

Using the monitor's USB ports as a USB hub.

Headphones Connection

Connecting headphones to the monitor's headphone port.

WebCAM Connection

Instructions for using the monitor's built-in webcam.

USER SETTINGS

Activating the Main Menu

Steps to access and navigate the monitor's On-Screen Display (OSD) menu.

OSD Menu Navigation

Main Menu Features

Overview of the main menu options available on the monitor.

Menu Settings

Detailed steps for navigating and adjusting settings within the OSD menu.

Quick Settings

Settings > Quick Settings

Adjusting basic settings like brightness, contrast, volume, and color temperature.

User-defined Key

Customizing the main menu for quick access to preferred options.

Input Settings

Settings > Input

Managing input sources and aspect ratio settings.

Picture Settings

Settings > Picture

Selecting and adjusting picture modes for optimal viewing.

Picture Mode on HDR Signal

Optimizing picture modes for HDR content.

Picture Adjustment

Settings > Picture > Picture Adjust

Fine-tuning picture elements like brightness, contrast, sharpness, black level, and DFC.

Game Adjust Settings

Settings > Picture > Game Adjust

Adjusting response time and black stabilizer for gaming.

Color and Reset Settings

Settings > Picture > Color Adjust

Customizing color temperature, RGB, hue, saturation, and resetting picture settings.

Sound Settings

Settings > Sound

Adjusting volume levels and managing the MaxxAudio function.

General Settings

Settings > General

Configuring language, USB selection, energy saving, sleep mode, and buzzer.

General Settings (Continued)

Settings > General > User-defined Key

Customizing the main menu for quick access to preferred settings.

Settings > General > OSD Lock

Disabling or enabling the On-Screen Display (OSD) lock.

Settings > General > Reset to Initial Settings

Option to reset all settings to their default values.

TROUBLESHOOTING

Nothing is displayed on the screen.

Solutions for issues where the screen remains blank.

Screen display is unstable and shaky. / Images displayed on the monitor leave shadow trails.

Troubleshooting unstable or shaky screen display and image trails.

Image Sticking / Spots / Disabled Features

Addressing image sticking, screen spots, and disabled functions.

Troubleshooting (Continued)

Unrecognized monitor message.

Resolving issues with the 'Unrecognized monitor' message.

No sound from the headphone port.

Troubleshooting audio issues with the headphone port.

PRODUCT SPECIFICATION

Color Depth, Resolution, Power

Technical specifications including color depth, resolution, and power rating.

Environmental Conditions, Dimensions, Weight

Specifications related to operating environment, physical dimensions, and weight.

Factory Support Mode (PC)

DisplayPort/USB-C Preset Modes

Table of preset modes, frequencies, and polarity for DisplayPort/USB-C.

Factory Support Mode (HDMI)

HDMI Preset Modes

Table of preset modes, frequencies, and polarity for HDMI.

HDMI Timing (Video)

HDMI Timing (Video) Modes

Details on HDMI timing for various video resolutions.