Table of Contents
Advertisement
SGH-S400i Flow Chart of Troubleshooting
2-1-6. Microphone Part
Microphone does not work
Is the assembled status
of Microphone O.K?
Check the DC bias voltage
on Mic path.
R352 ≒ 2.3V
Is microphone OK?
END
This Document can not be used without Samsung's authorization
No
Yes
No
Yes
No
Yes
SAMSUNG Proprietary-Contents may change without notice
Reassemble the microphone
Resolder or change
R352, R359, R342, R353, R354,
R355, R358, C365, C369
Check UCD307
2-16
Advertisement
Table of Contents
