Table of Contents
Repair Process
PDP TV
Symptom
Check
Power LED
Power LED
ON?
. Stand-By: Red
N
. Operating: Blue
Check Power cord
was inserted properly
Normal
?
☞A22
Check ST-BY 5V
on Power Board
Y
Normal
Voltage?
N
©
Copyright
B. Power Problem
No Power (Not turn on)
DC Power on
Y
by pressing Power Key
On Remote control
Y
Close
N
☞A22
Check
Normal
AC DET Signal
Signal?
on Power B/D
N
☞A23
Check Power B/D
Replace Power B/D
☞A26
N
Check
Normal
R/C IR Operation
Y
Close
☞A22
Check
Y
Normal
RL_ON Signal
Signal?
on Power B/D
N
Check Main B/D
Replace Main B/D
6
Making
Revision
N
Repair/Replace
Normal
IR B/D
Y
☞A22
Check
Y
the other pin's
Normal
Output voltage
on Power B/D
Y
Close
6/10
N
Replace
Power B/D
LGE
Internal
Use
Only
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