LG 55LV77A-5B.AUS - User Manual

LG 55LV77A-5B.AUS

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www.lg.com

OWNER’S MANUAL

MONITOR SIGNAGE

55LV75A

55LV77A

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

for future reference.

MONITOR SIGNAGE MODELS

Table of Contents

Questions and Answers

T
tharrisSep 23, 2025
What to do if my LG 55LV77A-5B.AUS displays no image?
- J
  Jamie MurphySep 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.
P
perezjohnAug 23, 2025
What to do if the LG Monitor screen is very dark?
- D
  David MuellerAug 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.
T
Thomas MartinAug 25, 2025
Why is there no sound from my LG Monitor?
- P
  Patrick Brooks MDAug 26, 2025
  Ensure the audio cable is connected properly to get sound from your LG Monitor.
K
Katherine MccarthyAug 27, 2025
How to check if the power cord is connected to my LG Monitor?
- M
  Meghan SmithAug 27, 2025
  Ensure the power cord is properly connected to the outlet to supply power to your LG Monitor.
C
christiegutierrezAug 27, 2025
Why is the screen color unstable on my LG Monitor?
- A
  Anita EvansAug 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.
J
Justin PadillaSep 18, 2025
Why do black spots appear on my LG Monitor screen?
- K
  Kaitlyn CannonSep 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.
R
Robert EdwardsSep 15, 2025
How to remove thin lines on the LG Monitor background screen?
- Z
  Zachary SmithSep 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.
S
samantha13Sep 16, 2025
Why does an after-image appear on my LG Monitor when it's turned off?
- S
  snyderthomasSep 16, 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.
J
Jeffrey CookeSep 6, 2025
How to fix LG 55LV77A-5B.AUS when no image is displayed?
- M
  Marcus HillSep 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.
M
Monica MillerSep 4, 2025
Why did my LG Monitor power suddenly turn off?
- B
  Bryan JonesSep 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-5B.AUS Specifications

General

Operating Temperature	0 °C to 40 °C
Storage Temperature	-20 °C to 60 °C
Screen Size	55"
Native Resolution	1920 x 1080 (Full HD)
Viewing Angle (H x V)	178° x 178°
Surface Treatment	Anti-glare
Life Time	50, 000 hours
Operation Hours	24 Hrs
Orientation	Landscape/Portrait
Input	DVI-D, USB
External Control	RS-232C
Power Supply	100-240V~, 50/60Hz

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