Sony KDE50XBR950 Service Manual page 11

Vd Protection
Alarm
Protection
5V Protection
No Picture
TCP Broken
In case of shortage between Vd line
and GND in TCP, Vd protection will
be worked.
CHECK POINT
Shortage between Vd line and GND,
TCP surface
Data Relay Board Broken
In case of shortage between Vd line
and GND in data relay board, Vd
protection will be worked.
CHECK POINT
Shortage between Vd line and GND
on data relay board.
Digital Board Broken
In case of no supply from supply
board, 5V protection will be worked.
CHECK POINT
Fuse on digital board
9
REWORK
We can not rework this.
REWORK
Change the data relay board.
REWORK
Change the digital board.