LG OLED77C3 Series User Manual

Color
error?
Y
N
※ Check and
replace Link
Cable
(Vx1 Cable)
and contact
condition
Y
N
Replace Main B/D
Color
error?
Check error
color input
mode
Check color by input
-External Input
-AV
-HDMI
Y
External
device/Cable
normal
External Input/
Component
error
Check external
device and
cable
Y
External
device/Cable
normal
HDMI
error
Check external
device and
cable
Replace Main/T-con B/D
Replace Main/T-con B/D
N
N
A. Video error
Color error
☞A6
N
Y
End
Replace module
Request repair
for external
device/cable
Color
error?
☞ A7
Standard Repair Process
Established
date
Revised date
Error
symptom
4
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LG OLED77C3 Series Specifications

General

Screen Size	77 inches
Display Technology	OLED
HDR	Dolby Vision, HDR10, HLG
Smart TV Platform	webOS
HDMI Ports	4
Audio Output	40W
Voice Assistant	Google Assistant, Amazon Alexa
Refresh Rate	120 Hz
Processor	α9 Gen6 AI Processor 4K
VRR	Yes
USB Ports	3
Resolution	3840 x 2160
Bluetooth	Yes
Wi-Fi	Yes