Service manual

47
XV-Z9000U/E
YES
NO
Checking IC3504 (3D
Noise Reduction) and its
Peripheral Circuits
Are there the input signals
at pins (88) (Y signal) and
(96) (C signal) of IC3504?
Check IC3504 and its
peripheral circuits.
Check the line up to the
PC board connector or
the circuits that follow the
PC board.
NO
YES
Are there the output
signals at pins (84) (Y
signal) and (83) (C signal)
of IC3504?
Check the signal input
circuit or IC2505 and its
peripheral circuits.