LG KP175 - Page 72

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4. TROUBLE SHOOTING
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START
Does waveform at
C147 and C148
fluctuate
?
NO
Change the U102
YES
Receiver will work properly.
SETTING : After initialize Agilent 8960, Test EGSM, DCS mode
Set the property of audio as PRBS or continuous wave. Set the receiving volume of mobile as Max.
Is receiver connected
Properly?
YE
S
NO
Resolder/Change the receiver
CHECKING FLOW