LG GD510 - Trouble Shooting of Receiver Part

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5. Trouble shooting
GD510 Operational Description Revision A
LG Electronics 81/116 LGE Property
5.12 Trouble shooting of Receiver part
START
Check point {wX
DCXO
Check point
{wY
Setup Test Equipment
Cell Power : –74dBm
EGSM CH30
DCS CH699
Re-Download S/W & CAL
Check point {w[
RX I/Q Si
g
nal
Checking Flow
Figure 1. Main PCB
{wXG
{wZG G
{wYG
Checking Points
{w[G G
Check point {wZ
Mobile SW & FEM