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TROUBLESHOOTING GUIDE
NO TUNER AUDIO (MONO
Does audio appear
on E-E ?
Refer to section" NO E-E
AUDIO (MONO) ".
Does AUDIO signal
<C_ appear at pins 1 and 2
Replace IC5501.
of IC5501 ?
Does AUDIO signal appear
<
at pins 17 and 18 of
IC6601 ?
Check pins 17 and 18 of IC6601
and pins 1 and 2 of 1C5501
= Does AUDIO signal appear
Does AUDIO signal
=i appear at pin 1 of
IC6601 ?
Replace IC6601.
< Does AUDIO signal appear
at pin 14 of TUG001 ?
Check TUNER UNIT.
Check Q6601 and peripheral
circuit.
48
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