Table of Contents
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Standard Repair Process
Error
symptom
Check input
signal
Check and fix
external device/cable
Copyright © 2015 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/
Fix in
Optical Recognition
accordance
error
with technical
information
Established
2015. 06. 23
date
2015. 06 .23
Replace Main B/D
Replace Main B/D
11/13
LGE Internal Use Only
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