Aiwa VX-G143 Service Manual page 44

Ntegrated color tv /video cassette recorder
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NO NORMAL AUDIO IN
PLAYBACK MODE
Is sound heard on E-E ?
Yes
Does Audio appear at
pin 11 of IC4001?
Yes
Does Audio signal
appear at pin 51 of
IC601?
Yes
Check IC601.
TROUBLESHOOTING GUIDE
No
No
No
E-12
Refer to section "NO E-E".
Check AUDIO HEAD for debris of
stains.
Check that the connector from
AUDIO HEAD is fully inserted to
CP4005.
Check L4001, Q4007 and
peripheral circuit.

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