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47LS5600, 47LS560S, 47LS560T, 47LS5610, 47LS561T, 47LS5620, 47LS562T (CHASSIS:LD21B) - LG TV Service Manual (repair manual). Page 44

Read LG 47LS5600 / 47LS560S / 47LS560T / 47LS5610 / 47LS561T / 47LS5620 / 47LS562T (CHASSIS:LD21B) Service Manual online

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 
2/14
LCD  TV
Error
symptom
2012 . 01 
.14
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