![background image](http://html.mh-extra.com/html/samsung/gt-b7330/gt-b7330_service-manual_1192163061.webp)
SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
9-22
This Document can not be used without Samsung's authorization
9-1-5. Vibrator Working
NO
3rd pin in U704
=
High?
Change U704
NO
Change PBA
Connect correctly
Connect SPK Mo
dule correctly?
Operate Vibrator
Check C510
= 3.3V ?
Check D500, TA500
& Neighboring Circuit
Yes
Yes
NO
NO
Yes