Trouble Shooting Guide - LG 43LX560H Service Manual
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Also See for 43LX560H:
- Owner's manual (44 pages) ,
- Setup manual (29 pages) ,
- Easy setup manual (27 pages)
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1. Power-Up Boot Fail Trouble Shooting guide
Check P401 Voltage Level
(13.2V, L403)
Y
Check IC5002
RESET and UPDATE pin
Y
Check X5000 Clock
32.768KHz
Y
Check IC5002 IIC
communication state
Y
Check IR input state of IC5002
57pin
Y
Re-download PTC Micom
2. No OSD Trouble Shooting guide
Check P401 Voltage Level
(13.2V, L403)
Check Q405 output Voltage(12V)
Y
Check LVDS Cable
Y
Check LCD Module
Control board
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LG Electronics. Inc. All rights reserved.
Only for training and service purposes
TROUBLE SHOOTING GUIDE
N
Check power connector and RL_ON
signal OK ?
N
Check switch SW501, SW502
Check X5000 application circuit or
N
Replace X5000
N
Check IIC line or replace IC5002
N
Check IR board
N
Check power connector and
RL_ON(pin1) signal OK ?
N
Check Q405 application circuit or
replace Q405
N
Replace Cable
- 17 -
Y
Replace Power board
Y
Replace Power board
LGE Internal Use Only
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