LG KT520 Service Manual page 133

4. TROUBLE SHOOTING
Mode
EGSM Tx
DCS Tx
PCS Tx
EGSM Rx
DCS Rx
PCS Rx
WCDMA
LGE Internal Use Only
Antsw0 Antsw1
L
L
L
H
H
H
L
Table 4-1. Front End module Logic
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Antsw2
L H
H H
H H
L H
H L
H H
H L
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