Samsung GT-B7330 Service Manual page 61

Gsm telephone
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Flow Chart of Troubleshooting
9-1-5. Vibrator Working
Operate Vibrator
NO
NO
Connect SPK Mo
Connect correctly
dule correctly?
Yes
Check C510
Check D500, TA500
Yes
= 3.3V ?
& Neighboring Circuit
NO
3rd pin in U704
Yes
Change U704
= High?
NO
Change PBA
9-22
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