Trouble Shooting Of Receiver Part - LG KF350 Service Manual

4. TROUBLE SHOOTING

4.13 Trouble shooting of Receiver part

Checking Flow
START
Setup Test Equipment
Cell Power : -74 dBm
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
LGE Internal Use Only
Checking Points
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Figure 1. Main PCB
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Only for training and service purposes
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