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Only for training and service purposes
4. TROUBLE SHOOTING
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LGE Property
4.12 Trouble shooting of Receiver part
Figure 1. Main PCB
ྙ
ྛ
ྚ
G G
Checking Points
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START
Check point
ྙ
DCXO
Check point
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PLL Control
Setup Test Equipment
Cell Power : –74dBm
EGSM CH30
DCS CH699
Re-Download S/W & CAL
Check point
ྜ
RX I/Q Signal
Checking Flow
Check point
ྛ
Mobile SW & FEM