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CHECKING FLOW
SETTING : After initialize Agilent 8960, Test GSM850, PCS mode
START
Check the
Voltage VMIC 2.5V
YES
Check the signal
Level at each side
of MIC200.
Is it a few tens
mV AC?
YES
Check the soldering of
R227,R228,C233
,C234
YES
Microphone will work
properly.
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
NO
Change the U104
NO
Change the microphone
NO
Resolder component
- 69 -
4. TROUBLE SHOOTING
LGE Internal Use Only
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