Diagnosis Of Vertical Line Problem - Panasonic TH-42PX75U Technical Manual

Diagnosis of Vertical Line Problem

NG Area (Front view)
case1 case2
Panel
Thin vertical line A number of blocks
not lighting
or 1 block not lighting
case1 case2
PDP panel (Driver IC) NG
D board (or C board) NG
( or D board, or C board )
1 Line 1 Block 2 Blocks
IC IC IC IC
PDP Panel PDP Panel
Buffer IC Buffer IC Buffer Buffer
D-board ( or C-board)
C2 C1 C1
Driver IC Driver IC Driver IC Driver IC
FPC FPC
Drive
IC(2)
inside
C Board C Board
Buffer Buffer
or
D Board D board
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