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LG 42LS570T Service Manual

LG 42LS570T
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Normal
voltage?
Check various voltages
of Power Board
( 3.5V,12V,20V or
24V…)
No Video/
No audio
Check and
replace
MAIN B/D
Y
Replace Power
Board and repair
parts
N
End
Standard Repair Process
A. Video error
No video/ No audio
☞A4
Established
date
Revised date
2/13
LCD TV
Error
symptom
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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User Guide192 pages

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LG 42LS570T Specifications

General IconGeneral
BrandLG
Model42LS570T
CategoryLCD TV
LanguageEnglish

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