LG KU580 Service Manual - Page 130
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4. TROUBLE SHOOTING Mode EGSM Tx DCS Tx PCS Tx EGSM Rx DCS Rx PCS Rx WCDMA ANTSW0 L L L H H H L ANTSW1 L H H L H H H Table 4-1. Front End module Logic ANTSW2 H H H H L H L Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes - 131 - LGE Internal Use Only
- 131 -
LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc.
All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
Table 4-1. Front End module Logic
Mode
ANTSW0
ANTSW1
ANTSW2
EGSM Tx
L
L
H
DCS Tx
L
H
H
PCS Tx
L
H
H
EGSM Rx
H
L
H
DCS Rx
H
H
L
PCS Rx
H
H
H
WCDMA
L
H
L