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LG 42LS570T Service Manual

LG 42LS570T
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No audio
Screen normal
Check user
menu >
Speaker off
Off
N
Y
Cancel OFF
Check audio B+ 24V
of Power Board
Normal
voltage
Y
N
Replace Power Board and repair parts
Check Speaker
disconnection
N
Y
Replace Speaker
Replace MAIN Board End
C. Audio error
No audio/ Normal video
☞A24 ☞A25
Disconnection
Established
date
Revised date
8/13
LCD TV
Error
symptom
Standard Repair Process
2010. 12 .14
Copyright © 2012 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only

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Preview: User Guide
User Guide192 pages

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LG 42LS570T Specifications

General IconGeneral
BrandLG
Model42LS570T
CategoryLCD TV
LanguageEnglish

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