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Repair Process
PDP TV
Symptom
※ To check Power B/D Protection
Instant
Turn off
Turn off
Under watching
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Only for training and service purposes
B. Power Problem
Turn off (Instant, under watching)
Turn on after pull out connector
between Power B/D & Y-Sus
☞A24
N
Check
"Off Timer"
Power Off History
Set?
Y
"Off timer"
Function off
☞A8~A11
1. Check Y-Sus/ Z-Sus Board
Y
Power LED
(especially Short or Open)
Blue?
2. Replace defective B/D
N
☞A23
Check Power B/D
Replace Power B/D
RCU Off
KEY Off
2HOUR Off
NO Signal Off
Don't appear
Power Off History
7
Making
Revision
This is not problem
Normal operation
Move
No Power problem
Section
7/10
LGE Internal Use Only
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