Sony KDE50XBR950 Service Manual page 19

The output of Scan IC
Single Line
Scan Relay Board
Horizontal
The output of scan IC is fixed at low
level or high level.
This line is very clear and constant.
CHECK POINT
One line is no-lighting or lighting at
white signal.
Mis-contact between FPC and the
connector of scan relay board.
CHECK POINT
The output of scan IC.
Reconnection.
17
REWORK
Change the scan relay
board.
REWORK
Reconnect the FPC.