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4. TROUBLE SHOOTING
- 101 -
LGE Internal Use Only
Copyright © 011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
SETTING : After initialize Agilent 8960, Test EGSM900, DCS mode ( or GSM850, PCS mode )
Set the property of audio as PRBS or continuous wave. Set the receiving volume of mobile as Max.
CHECKING FLOW
START
Does waveform at
TP1 and TP2
Fluctuate?
NO
Check the TP5
YES
Receiver will work properly.
Does waveform at
TP3 and TP4
Fluctuate?
No
Replace/Change the U100
Yes
Check the soldering
of Receiver ?
NO
Resolder/Change the receiver
YES