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