Sanyo HV-DX300A Service Manual page 22

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