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LGE Internal Use Only
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
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LGE Property
4.13 Trouble shooting of Transmitter part.
Figure 1. Main PCB
ྙ
ྛ
ྚ
G G
Checking Points
ྜ
ྜྷ
G
ྞ
G
Check point
ྙ
DCXO
Check point
ྚ
PLL Control
Setup Test Equipment
Cell Power : –74dBm
EGSM CH30
DCS CH699
Check point
ྛ
TX I/Q Signal
Re-Download S/W & RF CAL
Check point
ྜ
Transceiver
Check point
ྜྷ
PAM Control
Check
ྞ
FEM & Mobile
SW
Checking Flow
Содержание GM360i
Страница 1: ...Service Manual Model GM360i Internal Use Only Service Manual GM360i Date June 2010 Issue 1 0 ...
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