Trouble Shooting Of Gsm Part - LG KP270 Service Manual

4. TROUBLE SHOOTING

4.17 Trouble Shooting of GSM Part

(EGSM900/ DCS1800/ PCS1900)
START
Setup Test Equipment
Cell Power = -74dBm
EGSM900 CH:38
DCS1800 CH:698
PCS1900 CH:661
Check Point
VCTCXO
Check Point
Mobile SW & FEM
Check Point
Rx Part
Check Point Check Point
Tx Part Tx Part
Re-download S/W & CAL
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved.
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Mobile SW
FEM
RF Transceiver
VCTCXO
GSM PAM
Only for training and service purposes