21
D. No NORMAL AUDIO playback (PLAY MODE)
Is Playback Audio signal at
IC301 pin#11?
Replace IC251.
YES
NO
NO
Is there Playback Normal Audio
signal at IC251 pin #17,18?
Check A/C HEAD and IC301
YES
Check Output JACK.
YES
Is there normal Audio signal at
IC251 pin#17, 18?
NO
Check power circuit.
NO
Voltage at IC251 pin#34 is 12V?
Voltage at IC251 pin#40 and at
IC301 pin#18 is 5V?
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