D. General Function Problem
Established
d t
Error
2014 1 2
Standard Repair Process
Remote control & Local switch checking
1. Remote control(R/C) operating error
Replace
Main B/D
date
Revised date
10/13
LCD TV
Error
symptom
2014.1.2
Y
N
Check R/C itself
Operation
Normal
operating?
Y
Check & Repair
Cable connection
Connector solder
Normal
operating?
Check B+ 3.5V
On Main B/D
☞
A27
Normal
Voltage?
N
Check IR
Output signal
Normal
Signal?
N
Y
N
☞
A27
Y
☞
A27
Y
Check R/C Operating
When turn off light
in room
Check & Replace
Baterry of R/C
Close
Check 3.5v on Power B/D
Replace Power B/D or
Replace Main B/D
(Power B/D don’t have problem)
☞
A4
N
Repair/Replace
IR B/D
N
Normal
operating?
Close
Replace R/C
If R/C operate,
Explain the customer
cause is interference
from light in room.
N
p
12 / 97
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Summary of Contents for 32LB5800
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