Microphone Part - Samsung SGH-Q100 Service Manual
Dual band mobile cellular phone
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Also See for SGH-Q100:
- User manual (62 pages) ,
- Manual (62 pages) ,
- Owner's manual (34 pages)
Table of Contents
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5-5. Microphone Part
Micro Phone does not work
check the connection
from CN201
Check the reference
voltage on mic path
C410
Check audio switch
U401 circuitry
END
Y
Y
2.5 V
Y
Y
SAMSUNG Proprietary-Contents may change without notice
SGH-Q100 Flow Chart of Troubleshooting and Circuit Diagram
Resolder or change CN201
N
or change LCD-Keypad PCB
Resolder or change
N
R427, R410, R407, C404, R403, R405
N
5-5
Change U401
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