Standard Repair Process
Error
LCD TV
symptom
Check
input
signal
Check and fix
external device/cable
Copyright © 2014 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
D. Function error
External device recognition error
Check technical
Y
information
Signal
input?
- Fix information
- S/W Version
N
Revised date
External Input
N
Technical
and Component
information?
Recognition error
Y
HDMI/DVI,
Fix in
Optical Recognition
accordance
error
with technical
information
14
Established
2013.01.31
date
Replace Main B/D
Replace Main B/D
14/16
LGE Internal Use Only