4. TROUBLE SHOOTING
with RF Cable and TP2 of C606
Mobile SW (R403)
LGE Internal Use Only
Checking Flow
Check TP1 of SW600
TP1 Signal same
as TP2?
Yes
Check TP3, TP4 of FL600 ?
Yes
Control Signal is
OK ?
Yes
TP5 Signal is
OK ?
Yes
Mobile SW & FEM is OK.
Check Antenna.
No
Replace Mobile SW
(SW600)
Replace BB CHIP (U100)
No
Replace FEM (FL600)
No
EGSM TX
FEM Control Signals
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TP2(ANT SW2)
TP1(ANT SW1)
Only for training and service purposes