LG -S310 Service Manual page 133

4. TROUBLE SHOOTING
Checking Points
Checking Flow
Check TP1, TP2
2.4V < High Level < 2.8V
Check the Logic
Is it OK?
FEM control logic OK
LGE Internal Use Only
TP1(ANT_SW1)
TP2(ANT_SW1)
NO
YES
NO
YES
TP1
Check MT6235(U200)
Re-download SW & CAL
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