46
PG-M20S
PG-M20X
Feed the composite video signal to
INPUT 3.
Select INPUT 3 using the set's key
or the remote controller.
Is there any disturbance in the
picture?
The video input is normal. End.
Is the color normal?
Is the picture appear?
Go to "Checking of Video
Sync Signal".
No
Yes
Input PWB is defective.
Q8002 and its periphery are
defective.
IC8015 is defective.
No
Is there the specified signal
at R8114?
No
5
5
No
Checking of Video Input
Go to "Checking of Video
Sync Signal".
Carry out the process
adjustment.
Yes
No
Yes
Check the clock signal of IC8015
by FL8114.
Is the clock signal normal?
Yes
IC8025 and its periphery are
defective.
Yes
Yes
Is the video signal inputted to
C8141?
No
Go to "Checking of Video Sync
Signal".
»
PC I/F Unit-10/12
Содержание AN-60KT
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