LG KF690 Service Manual page 98

GSM850/GSM900 TX
GSM1800/GSM1900 TX
GSM850 RX
GSM900 RX
GSM1800 RX
GSM1900 RX
- GSM900 Tx
- GSM900 Rx
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
ANT_SEL0
H
H
L
L
L
L
[Table 4.1] Logic Table of the FEM
- DCS1800/PCS1900 Tx
- DCS1800 RS
- 99 -
4. TROUBLE SHOOTING
ANT_SEL1 ANT_SEL2
L
H
L
L
H
H
LGE Internal Use Only
L
L
L
H
H
L