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SGH-P738 Flow Chart of Troubleshooting and Circuit Diagrams
2-
4
4.Microphone Part
* Call with Sim before testing.
Check the soldered
status of microphone
MicroPhone does not work
Resolder microphone
END
No
Yes
Yes
Check the reference
voltage on mic path
C201
≒
2.0V
Yes
Resolder or change
R203, C209, R204, R201, R200,
C200
No
Is microphone OK?
Yes
Check U501
No
Summary of Contents for SGH-P730C
Page 30: ...5 SGH P738 PCB Diagrams 5 1 ...
Page 31: ...SGH P738 PCB Diagrams 5 0 ...