LG OLED48C3 Series User Manual

Picture broken/ Freezing
Y
☞ A3
N
Check RF Signal level
Normal
Signal?
Check RF Cable
Connection
1. Reconnection
2. Install Booster
Check
S/W Version
S/W Upgrade
Check whether other equipments have problem or not.
(By connecting RF Cable at other equipment)
→ DVD Player ,Set-Top-Box, Different maker TV etc`
SVC
Bulletin?
Replace
Main B/D
Normal
Picture?
Y
N
Y
Close
Y
Close
. By using Digital signal level meter
. By using Diagnostics menu on OSD
( Advanced→ Channels→ Channel Tuning→ Manual Tuning → Check the Signal )
- Signal strength (Normal : over 50%)
- Signal Quality (Normal: over 50%)
Normal
Picture?
Y
Contact with signal distributor
or broadcaster (Cable or Air)
N
Normal
Picture?
Y
Close
N
☞ A4
Standard Repair Process
Established
date
Revised date
Error
symptom
3
N
Check Tuner
soldering
N
A. Video error
Copyright © 2023 LG Electronics. Inc. All rights reserved.
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)