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Level 3 Repair
8-13
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8-3-6. Receiver / Speaker Part
UCP200 pin W18, W19
> 3.7 V
Receiver, Speaker does not work
Does not work Voice call?
Resolder UCP200,U400,R400,C401,
L400,L401
or Replace RCV400
No
Yes
No
Resolder C229, R208, U400
Yes
Does not work Ringtone?
Resolder UCP200,U400,R400,C401,
L406,L407
or Replace SPK401
No
Yes
END
Both
Is Speaker working well?
Change Speaker module
No
Yes
Is Receiver working well?
Change Receiver module
No
Yes
RCV does not work
SPK does not work