Trouble Shooting Of Gsm Part - LG GS500 Manual

(GSM850/ 900 / DCS1800/ PCS1900)
Checking Flow Checking Flow
START START
Setup Test Equipment
Cell Power = Cell Power =

5.16 Trouble Shooting of GSM Part

5.14 Trouble Shooting of GSM Part
GSM850 CH:190
5.16 Trouble Shooting of GSM Part
EGSM900 CH:38
(GSM850/ 900 / DCS1800/ PCS1900)
(GSM850/ 900 / DCS1800/ PCS1900) (GSM850/900/DCS1800/ PCS1900)
DCS1800 CH:698
Checking Flow Checking Flow
Checking Flow Checking Flow
Check Point Check Point
VCTCXO VCTCXO
Setup Test Equipment
Setup Test Equipment
Cell Power = Cell Power =
Cell Power = Cell Power =
GSM850 CH:190
GSM850 CH:190
EGSM900 CH:38
EGSM900 CH:38
DCS1800 CH:698
Check Point Check Point
DCS1800 CH:698
Mobile SW & FEM Mobile SW & FEM
Check Point Check Point
VCTCXO VCTCXO
Check Point Check Point
Check Point Check Point
Rx Part Rx Part
Check Point Check Point
Mobile SW & FEM Mobile SW & FEM
Check Point Check Point
Mobile SW & FEM Mobile SW & FEM
Check Point Check Point
Tx Part Tx Part
Check Point Check Point
Rx Part Rx Part
Check Point Check Point
Re - download S/W & CAL Re - download S/W & CAL
Check Point Check Point
Tx Part Tx Part
Check Point Check Point
Copyright 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Re - download S/W & CAL Re - download S/W & CAL
Re - download S/W & CAL Re - download S/W & CAL
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Copyright 2010 LG Electronics. Inc. All right reserved.
- 74dBm - 74dBm
PCS1900 CH:661
START START
START START
- 74dBm - 74dBm
- 74dBm - 74dBm
PCS1900 CH:661
PCS1900 CH:661
VCTCXO VCTCXO
Rx Part Rx Part
Tx Part Tx Part
GS500 service manual
GS500 service manual
Checking Point
Checking Point
Checking Point
FEM Mobile SW
FEM Mobile SW
FEM
- 95 -
5. TROUBLE SHOOTING
RF Transceiver
RF Transceiver VCTCXO
RF Transceiver
GSM PAM
GSM PAM
Mobile SW GSM PAM
LGE Internal Use Only
VCTCXO
VCTCXO