LG OLED48C3 Series User Manual

Screen
normal?
N
Y
Check
external
device
connection
condition
Y
N
Check and
replace Link
Cable
Normal?
Y
N
Screen
normal?
Replace Main B/D
Replace
module
Check color condition
by input
-External Input
-HDMI
End
Vertical/Horizontal bar, residual image, light spot
Request repair
for external
device
Vertical / Horizontal bar, residual image,
light spot, external device color error
External device screen error-Color error
External
Input
error
Connect other external
device and cable
(Check normal operation of
External Input, HDMI/DVI
by connecting Jig, pattern
Generator ,Set-top Box etc.
N
Y
Replace
Main/T-con
B/D
Screen
normal?
Check screen
condition by input
-External Input
-Component
-HDMI/DVI
Request repair for
external device
HDMI/
DVI
Connect other external
device and cable
(Check normal operation of
External Input, HDMI/DVI by
connecting Jig, pattern
Generator ,Set-top Box etc.
Replace
Main/T-con
B/D
Screen
normal?
N
Y
Check S/W Version
Y
N
Check
version
S/W Upgrade
Y
N
Normal
screen?
End
Y
N
Replace
Module
Screen
normal?
End
Established
date
Revised date
Error
symptom
Standard Repair Process
☞A6
☞ A7
5
A. Video error
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Only for training and service purposes.

LG OLED48C3 Series Specifications

General

Screen Size	48 inches
Display Type	OLED
HDR	HDR10, Dolby Vision, HLG
Refresh Rate	120Hz
Smart TV Platform	webOS
HDMI Ports	4 (HDMI 2.1)
Audio	Dolby Atmos
Voice Assistant	Google Assistant, Amazon Alexa
Processor	α9 Gen6 AI Processor 4K
USB Ports	3
Ethernet	Yes
Speaker System	2.2 Channel
Resolution	3840 x 2160 (4K)
Bluetooth	5.0
Wi-Fi	Yes (802.11ac)
Weight	32.6 lbs (without stand)
Dimensions (W x H x D)	42.2 x 24.6 x 1.8 inches (without stand), 42.2 x 26 x 9.3 inches (with stand)