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4. TROUBLE SHOOTING
(2) Checking Mobile SW &FEM
CHECKING FLOW
Check TP1 of SW300
TP1 Signal is OK?
Check TP4 of U300 ?
Control Signal is
(VLogic, BS1,
BS2)OK ?
TP2(High Band),
TP3(Low Band)
Signal is OK ?
Mobile SW & TX Module is OK.
LGE Internal Use Only
No
Yes
Yes
No
Yes
No
Yes
EGSM Rx
- 68 -
4. TROUBLE SHOOTING
Replace Mobile SW (SW300)
Check PMB8810
Replace FEM (U300)
69/140
69/140
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