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1
XG-NV4SU
TROUBLE SHOOTING TABLE
(Continued)
I
No audio output
I
Are there audio signal inputs at pin
(2) of IC141 l?
NO
Yes
I
,
Check the input, the switching circuit
1
,
of lC3303 and lC3304, and their
I
v
,
peripheral circuit,%3001
SC1502,etc.
1
-,--,,--,--,,-,J
Are there audio signal outputs at pin
NO
(2) of P5508?
Yes
'
Check the IC1411 control voltage,and
1
1
its peripheral circuits.
I
----_--_-------
J
Are there audio signal outputs at pin
No
(6) of IC7301?
Yes
I
,
If the voltage at pin (7) of IC7301 is
,
Check IC7301 and its peripheral
,
not as specified, check Q5501,
'
,
circuits, and the SP connectors
and
I
1
05502 and their peripheral circuits.
,--,--,,-,,,_-_J
I
speakers.
,,-,-,----,--,-A
37
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