SETTING : After initialize Agilent 8960, Test EGSM900, DCS mode ( or GSM850, PCS mode )
LGE Internal Use Only
START
Check microphone
sound hole
Make a phone call,
then check TP1 mic
bias signal
comes from U101?
Yes
Check the
soldering of
MIC00
Yes
Check the soldering of
TP,TP3,TP4,TP5,TP6
Yes
Microphone will work
properly.
- 89 -
4. TROUBLE SHOOTING
No
1. Check mic Bias signal line
. Change the U101
No
Change the microphone
No
Resolder component
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