
4. TROUBLE SHOOTING
- 52 -
Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
4.3 Trouble Shooting of GSM Part (GSM850/900/1800/1900)
START
1. Check XO
(X300)
2. Check M/S & FEM
(FL100)
3. Check Rx Part
4. Check Tx Part
End
Setup Test Equipment
Cell power = -74dBm
GSM850 CH:190
EGSM900 CH:38
DCS1800 CH:698
PCS1900 CH:661