Trouble Shooting Of Receiver Part - LG GM360i Service Manual

4. TROUBLE SHOOTING

4.12 Trouble shooting of Receiver part

Checking Flow
START
Setup Test Equipment
Cell Power : –74dBm
EGSM CH30
DCS CH699
Check point
DCXO
Check point
PLL Control
Check point
Mobile SW & FEM
Check point
RX I/Q Signal
Re-Download S/W & CAL
LG Electronics
LGE Internal Use Only
Checking Points
Figure 1. Main PCB
90/147
- 86 -
Copyright © 2010 LG Electronics. Inc. All right reserved.
LGE Property
Only for training and service purposes