LG 32LV355T Service Manual page 61

Standard Repair Process
Error
LCD TV
symptom
1. Remote control(R/C) operating error
Check R/C itself Normal
operating?
Operation
N
Check R/C Operating Check & Replace
When turn off light Baterry of R/C
in room
If R/C operate, Normal
Explain the customer operating?
cause is interference
from light in room.
Replace R/C
Copyright © 2011 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
D. General Function Problem
Remote control & Local switch checking
☞A27
Check & Repair
Y Normal
Cable connection
operating?
Connector solder
Close
Close
N
Established
date
Revised date
☞A27
Check
N
Normal
voltage
Voltage?
On Main B/D
Y
☞A4
Check 5v on Power B/D
Replace Power B/D or
Replace Main B/D
(Power B/D don't have problem)
10
2010. 2 .19
☞A27
Y
Check IR Normal
Signal?
Output signal
N
Repair/Replace
IR B/D
LGE Internal Use Only
10/13
Replace
Main B/D
Y
N