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Standard Repair Process
Error
LED TV
symptom
1. Remote control(R/C) operating error
Normal
Check R/C itself
Operating
Operation
Check R/C Operating
When turn off light
in room
※CAUTION:
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
Remote control & Local switch checking
A10
Check & Repair
Y
Cable connection
Connector solder
N
Check & Replace
Baterry of R/C
Y
Normal
End
Operating
N
Replace R/C
A10
N
Normal
Check +3.3V_standby
Operating
for IR Sensor
Y
A2
End
Check+3.3V_standby on main
board replace main board or
change IR SERSOR
Established
2
0
1
. 5
0
4
1 .
5
date
Revised date
A10
Check IR
Y
Normal
Output signal
Voltage
N
10/12
Replace
Main B/D
Y
Normal
Signal
N
Repair/Replace
IR B/D
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