Read LG 47LA62XX / 47LA6208 / 47LA620S / 47LA620V / 47LA621V (CHASSIS:LD33B) Service Manual online
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Check technical
information
- Fix information
- S/W Version
N
Y
Technical
information?
Check
input
signal
Signal
input?
Y
N
External Input and
Component
Recognition error
Check and fix
external device/cable
RGB,HDMI/
DVI, Optical
Recognition error
Replace Main B/D
Replace Main B/D
Fix in
accordance
with technical
information
D. Function error
External device recognition error
Established
date
Revised date
LCD TV
Error
symptom
Standard Repair Process
2012. 12 .06
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