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4. TROUBLE SHOOTING
Checking Flow
SETTING : After initialize Agilent 8960, Test EGSM, DCS mode
START
NO
Voltage VMIC of U102
Replace U102
= DC 2.5V?
YES
Check the signal
NO
Level at each side
Replace microphone
of MIC200.
Is it a few tens
mV AC?
YES
NO
Check the soldering of
Re-solder component
C210,R208,R211,R209
C212
YES
Microphone will work
properly.
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