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Flow Chart of Troubleshooting
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10-19
10-6. Speaker Part
U401 pin B1(VDD) > 3.7 V
Speaker does not work
Does not work Voice call ?
Resolder C414 and C415
No
Yes
No
Resolder TA400, C406 AND C407
Yes
Does not work Ringtone
and Mp3 ?
Resolder U401
or
Replace U401
No
Yes
END
Yes
Is Speaker working?
Resolder L406, L405, C602 and C635
or
Change Speaker Motor ASS'Y
No
Yes