Function Error; Remote Control(R/C) Operating Error - LG 65UH8500 Service Manual

Standard Repair Process
symptom

1. Remote control(R/C) operating error

Check R/C itself Normal
operating?
Operation
Check R/C Operating Check & Replace
When turn off light
in room
If R/C operate,
Explain the customer
cause is interference
from light in room.
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Only for training and service purposes
D. Function error
Error
Remote control & Local switch checking
☞A22
Check & Repair
Y
Cable connection
Connector solder
N
Baterry of R/C
Y
Normal
Close
operating?
N
Replace R/C
☞A22
Check Stan-by
N
Normal
Voltage On
operating?
Main B/D
Y
☞A18
Close Check Stan-by voltage on Power B/D
Replace Power B/D or Replace Main B/D
10
Established
date
Revised date
☞A22
Y
Normal Check IR
Voltage?
Output signal
N
10/16
Replace
Main B/D
Y
Normal
Signal?
N
Repair/Replace
IR B/D
LGE Internal Use Only