LG L601i Service Manual page 72

Check TP1
VCC of TCXO
≥
VCC 2.8V
Yes
Check TP2
J
TRK_LO_AD
≥
≥
3V Voltage 0V
Yes
Check TP3,4,5
With scilloscope
≥
≥
3V Voltage 0V
Yes
VCXO is OK
Check other part
4. TROUBLE SHOOTING
No
Check PMIC
No
Check MSM
No Check soldering
and components
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