Table of Contents
Advertisement
GSM900 Tx
DCS1800/PCS1900 Tx
UMTS Tx/Rx
GSM 900 Rx
DCS 1800 Rx
PCS 1900 Rx
- UMTS Tx/Rx
- DCS1800/PCS1900 Tx
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Vc3
Vc2
L
H
L
L
H
L
L
L/H
H
L/H
L
L/H
Logic Table of the FEM
- GSM900 Tx
TP1 (Vc1)
TP2 (Vc2)
TP3 (Vc3)
- GSM Rx / PCS1900 Rx
TP1 (Vc1)
TP2 (Vc2)
TP3 (Vc3)
- 99 -
4. TROUBLE SHOOTING
Vc1
H
H
H
L
L
L
TP1 (Vc1)
TP2 (Vc2)
TP3 (Vc3)
TP1 (Vc1)
TP2 (Vc2)
TP3 (Vc3)
LGE Internal Use Only
Vdd
H
H
H
H
H
H
Advertisement
Table of Contents
Troubleshooting
