Read Sharp XG-C50XE (serv.man11) Service Manual online
31
XG-C50X
TROUBLE SHOOTING TABLE (Continued)
No
No
No
No
Yes
Yes
Yes
No
Yes
Yes
No audio output
Is the audio signal outputted from
the emmitor of Q306?
the emmitor of Q306?
Is its signal inputted into pin(2) and
(15) of IC303?
(15) of IC303?
Is its signal inputted into pin(12)
and (5) or pin(3) and (13) of IC302?
and (5) or pin(3) and (13) of IC302?
Is its signal outputted from pin(14)
and (15) or pin(16) and (17) of
P3102?
and (15) or pin(16) and (17) of
P3102?
Is its signal inputted into pin(14)
and (15) or pin(16) and (17) of
SC102?
and (15) or pin(16) and (17) of
SC102?
Check the J431, J421 and their
peripheral circuits.
peripheral circuits.
Check the P301 and its peripheral
circuits.
circuits.
Check the IC303 and its peripheral
circuits.
circuits.
Check theIC302 and its peripheral
circuits.
circuits.
Check the Q304 and Q305 and its
peripheral circuits.
peripheral circuits.
Check the connection between
P3102 and SC3102.
P3102 and SC3102.
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