LG 55LV77A-7B.AUS - User Manual

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OWNER’S MANUAL

LG Digital

Signage

(MONITOR SIGNAGE)

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

future reference.

55LV75A

55LV77A

www.lg.com

Copyright © 2018 LG Electronics Inc. All Rights Reserved.

Table of Contents

Other manuals for LG 55LV77A-7B.AUS

Easy Setup Guide20 pages

Questions and Answers

C
coreyandersonSep 23, 2025
What to do if my LG 55LV77A-7B.AUS displays no image?
- J
  Joshua ArmstrongSep 23, 2025
  If your LG Digital Signage isn't displaying an image, ensure the power cord is properly connected to the outlet. Also, try adjusting the brightness and contrast settings. Check the signal cable and access the input menu to verify the input signal. If the signal from the PC (video card) is out of the vertical or horizontal frequency range of the product, adjust the frequency range by referring to the Specifications.
A
alyssarichardsonAug 23, 2025
What to do if the LG Monitor screen is very dark?
- J
  Jerry DelgadoAug 23, 2025
  If your LG Monitor's screen is extremely dark, try adjusting the brightness and contrast settings. If the issue persists, the backlight may require repair.
A
Ashley HendersonAug 25, 2025
Why is there no sound from my LG Monitor?
- B
  Bryan FoxAug 26, 2025
  Ensure the audio cable is connected properly to get sound from your LG Monitor.
V
Valerie SextonAug 26, 2025
How to check if the power cord is connected to my LG Monitor?
- S
  Sarah GarciaAug 26, 2025
  Ensure the power cord is properly connected to the outlet to supply power to your LG Monitor.
E
Elizabeth SteeleAug 27, 2025
Why is the screen color unstable on my LG Monitor?
- C
  Cheryl WilsonAug 27, 2025
  Unstable or mono-colored screen issues on your LG Monitor can often be resolved by checking the connection status of the signal cable. If the problem continues, try re-inserting the PC video card.
A
Amy HicksSep 18, 2025
Why do black spots appear on my LG Monitor screen?
- M
  Megan StricklandSep 18, 2025
  The appearance of several pixels (red, green, white, or black color) on the screen of your LG Monitor may be due to the unique characteristics of the LCD panel and is not a malfunction.
C
Christopher GonzalezSep 15, 2025
How to remove thin lines on the LG Monitor background screen?
- T
  Tamara JohnsonSep 15, 2025
  To remove thin lines on the background screen of your LG Monitor, press the 'AUTO' button on the remote control to automatically select an optimal screen status. If adjustment is not satisfactory, select [PICTURE] - [Screen] - [Size] in the OSD menu.
M
Mrs. Laura CruzSep 16, 2025
Why does an after-image appear on my LG Monitor when it's turned off?
- K
  kevinryanSep 17, 2025
  If an after-image appears when your LG Monitor is turned off, it may be due to using a fixed image for an extended period, which can damage pixels. Use the screen-saver function to prevent this.
M
Mary Turner DDSSep 6, 2025
How to fix LG Digital Signage when no image is displayed?
- R
  rose04Sep 6, 2025
  If your LG Digital Signage displays no image, ensure the power cord is properly connected to the outlet. Also, check the signal cable and access the input menu to verify the input signal. Try adjusting the brightness and contrast settings. If the PC signal is out of range, adjust the frequency range by referring to the specifications.
D
denniskimberlySep 3, 2025
Why did my LG Monitor power suddenly turn off?
- M
  maureen91Sep 4, 2025
  Your LG Monitor might have turned off suddenly because the sleep timer is set, the power control settings are enabled, or there was a power interruption. Check these settings to ensure the monitor functions correctly.

LG 55LV77A-7B.AUS Specifications

General

Screen Size	55 inches
Display Type	IPS
Viewing Angle	178° / 178°
Power Supply	100-240V~, 50/60Hz
Operating Temperature	0°C to 40°C
Storage Temperature	-20°C to 60°C
Standby Power Consumption	0.5W
Resolution	1920 x 1080
Contrast Ratio	1, 200:1
Connectivity	HDMI, RS232C, RJ45
Orientation	Landscape / Portrait
Output	Audio Out
Response Time	12ms (G to G)

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