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LG UltraGear 27GL83A-B - User Manual

LG UltraGear 27GL83A-B
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* Disclaimer : LG LED Monitor applies LCD screen with LED backlights.
This product is a computer monitor and not for television purpose.
Please read this manual carefully before operating your set and retain it
for future reference.
27GL83A
www.lg.com
Copyright © 2019 LG Electronics Inc. All Rights Reserved.
OWNER’S MANUAL
(LED Computer Monitor*)
Gaming Computer Monitor

Table of Contents

Questions and Answers

  • D
    Donald DeckerJul 29, 2025
    Why is nothing displayed on my LG Monitor screen?
    • M
      Mrs. Mary PughJul 29, 2025
      If your LG Monitor screen is blank, try these steps: First, ensure the power cord is securely plugged into the outlet. Next, verify the power cable connection and press the power button. Also, confirm that the correct input is enabled by going to Menu > Input. If the monitor is in sleep mode, move the mouse or press a key. Check that your computer is turned on. If you see a message about the signal cable, inspect the cable between the PC and monitor, and reconnect it if necessary. Finally, install the display driver from LG's website and check that your graphics card supports Plug and Play.
  • A
    Allen WilsonAug 4, 2025
    How to troubleshoot no sound from the headphone port on LG Monitor?
    • K
      Kimberly JacksonAug 4, 2025
      If you're not getting any sound from the headphone port on your LG Monitor, first ensure that the headphone connections are properly made. Next, try increasing the volume using the joystick. Finally, set the audio output of your PC to the monitor by going to Control Panel > Hardware and Sound > Sound and setting the Monitor as the default device.
  • D
    Dana JonesAug 10, 2025
    What to do if the display color is abnormal on my LG UltraGear 27GL83A-B Monitor?
    • B
      bairdduaneAug 10, 2025
      If the display color on your LG Monitor seems off, try setting the color to 24 bit (true color) or higher via Control Panel > Display > Menu > Color Quality in Windows. Also, check the signal cable connection, reconnecting it or reinserting the PC's graphics card. Note that some pixilated spots (red, green, blue, white, or black) may appear – this is normal and not a defect.
  • D
    Danielle BassAug 16, 2025
    How to fix unstable and shaky screen display on LG UltraGear 27GL83A-B?
    • C
      Catherine CollinsAug 16, 2025
      If your LG Monitor's screen display is unstable or shaky, and images leave shadow trails, it might be due to the resolution being set to HDMI 1080i 60/50 Hz (interlaced). Try changing the resolution to 1080p or the recommended resolution to resolve the flickering.
  • T
    tina26Aug 22, 2025
    Why does my LG UltraGear 27GL83A-B Monitor screen retain an image?
    • A
      Allen GriffinAug 22, 2025
      If your LG Monitor screen retains an image, it might be due to displaying a still image for a long time, which can damage the screen. To extend the monitor's life, use a screensaver.

Summary

Assembling and Preparing the Monitor

Using the Joystick Button

Guide on operating the monitor using the joystick button for various functions.

Moving and Lifting the Monitor

Installing the Monitor on a Table

Instructions for placing the monitor on a table with proper ventilation.

Adjusting the Monitor Stand Height

Adjusting the Monitor Screen Angle

Using the Pivot Feature

Installing the Wall Mount Plate

Steps to attach a wall mount plate to the monitor for wall installation.

Installing the Monitor on the Wall

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

Using the Monitor Features

Connecting the Monitor to a PC

HDMI Connection Setup

DisplayPort Connection Setup

Troubleshooting Monitor Issues

No Image Displayed on Screen

Steps to diagnose and resolve issues when the monitor screen remains blank.

Screen Image Retention Issues

Solutions for image sticking or retention issues on the monitor screen.

Unstable or Shaky Screen Display

Troubleshooting steps for unstable display or shadow trail effects.

Abnormal Display Color

Steps to resolve issues related to abnormal or discolored display output.

No Sound from Headphone Port

Product Specifications

LG UltraGear 27GL83A-B Specifications

General IconGeneral
Screen Size27 inches
Resolution2560 x 1440 (QHD)
Panel TypeIPS
Refresh Rate144Hz
Response Time1ms (GtG)
Aspect Ratio16:9
Brightness350 cd/m²
Contrast Ratio1000:1
Color GamutsRGB 99%
Display TechnologyLED
VESA Mount100 x 100 mm
Ports2x HDMI, 1x DisplayPort
Adaptive SyncNVIDIA G-SYNC Compatible
Viewing Angle178° (horizontal), 178° (vertical)
FeaturesBlack Stabilizer, Dynamic Action Sync

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