Sharp SGH-C130 manual Receiver Part, Speaker Part

Flow Chart of Troubleshooting

10-1-5. Receiver Part

There is no sound from the Receiver

Yes

Is the terminal of Receiver	No
O.K ?

Replace the Receiver

Yes

Is there any signals at

the pin#A11 and

pin#N12 of U107 ?

No

Check U107,R192,193

①

Yes

END

10-1-6. Speaker Part

There is no sound from the Buzzer

Yes

Is the terminal of Speaker

O.K ?

No

Replace the Speaker

	Yes	No
Is there any signals at
the pin#A13 and
pin#N12 of U107 ?

Yes

END

Check U107,R198,R199

②

10-12

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