Pioneer PDP-427CMX Service Manual page 37

5
B
Waveform 46
NO
Is the audio signal waveform input to
Pin 15 of IC5308?
Waveform 46
NO
When INPUT1 input is selected, is
the audio signal waveform input to
Pin 1 of IC5308?
Note: When INPUT 2 input is selected, you can observe waveform at IC5308-3pin.
NO
Failure in the audio input connectors
or the audio output equipment
5
6
YES
Failure in the IC5306
YES
Failure in the IC5308
PDP-427CMX
6
7
7
8
A
B
C
D
E
F
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