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Repair Process-Reference data
PDP TV
◆ Half /partly No picture (or abnormal picture)
1) Check Va input voltage
( P233,P232, P311: Power connector of the X B/D)
2) check connectors between CTRL B/D and X B/D
3) To replace the X B/D.
4) Be sure the connection of TCP after X B/D replacing
※ Relation between screen and X B/D
. Left No Picture( Picture1) ↔ Check/Replace Right X B/D
. Right No picture (Picture2) ↔ Check/Replace Left X B/D
Y-Sus B/D
Va Input
Copyright ⓒ 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
A. Picture Problem
Symptom
(Half picture) X- B/D Checking method(42G2)
Control B/D
X B/D
XL (Left X B/D)
Making
Revision
Picture1
Half
No picture
Partly
abnormal
no Picture
(abnormal)
Check Connector (TCP,FFC) connection on Board
XR (Right X B/D)
A18
2009. 2 . 1
A18
Picture2
LGE Internal Use Only
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