Read LG 60PK950-TA (CHASSIS:PA02A) Service Manual online
ⓒ LG Electronics. Inc.2009
Making
전자 - 6-2
Revision
6/9
PDP TV
Symptom
B. Power Problem
No Power (Not turn on)
Repair Process
6
Y
N
Y
N
. Stand-By: Red
. Operating: Green
. Operating: Green
Power LED
ON?
Check
R/C IR Operation
Normal
Check
Power LED
DC Power on
by pressing Power Key
On Remote control
by pressing Power Key
On Remote control
Normal
Close
Y
N
Y
Repair/Replace
IR B/D
N
Check Power cord
was inserted properly
was inserted properly
Check & Repair
Mechanical Power switch
on Local control of TV
N
Normal
?
Close
Y
Check ST-BY 5V
on Power Board
Normal
Voltage?
N
Normal
Signal?
Y
Check Power B/D
Replace Power B/D
Check
AC DET Signal
on Power B/D
Check
RL_ON Signal
on Power B/D
N
Normal
Signal?
Y
Check Main B/D
Replace Main B/D
Check
the other pin’s
Output voltage
on Power B/D
Normal
Close
Y
N
Replace
Power B/D
2010. 2 . 22
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