Abnormal Color Of Video Picture - Philips DVP3850K/96/98 Service Manual

Abnormal color of video picture

Abnormal color of
video picture
Yes
Check whether the 27MHz
output signal normal.
Yes
Check whether the 3.3V
and 1.2V power supply
voltages on the decoder
board are normal.
Check whether the
video filter network
circuit is normal.
Check if the video signals on Pin
100,102,103,104, of U1 are normal
Yes
Yes
4-8
No
Check Y2, R12,R34,R16,C10 and
C11
No
Check other of power supply electric
circuit
No
Correct the connection
No
Trouble shooting chart
change U1