AT E-E, NO SOUND
Does normality AUDIO JACK
CONNECT?
YES
Is there audio signal of
J8001 at pins 1, 3 ?
YES
Is there audio signal at
pins 78, 80 of IC701?
YES
Is there audio signal at pins
9, 11, 71, 73 of IC701?
YES
Change IC701.
TROUBLESHOOTING GUIDE
NO
NO
NO
NO
Connection is done over again.
E-23
Check J8001
and peripheral circuit.
Check J8001, J651, J652
and peripheral circuit.