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LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
4.20 Checking GSM Block
start
2. Check
VCXO Block
5. Check
RF TX Path
4. Check
Control Signal
Re-download SW, Cal
3. Check
FEM Module
6. Check
RF RX Path
1. Check
VRADA_2V75
VDIGRAD_1V8
➀
➁
➄ ➃
➅
➂
Figure 4-37-1. GSM Block (Bottom)
Содержание KU580
Страница 1: ...Date August 2007 Issue 1 0 Service Manual Model KU580 Service Manual KU580 Internal Use Only ...
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Страница 185: ... 186 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 187: ... 188 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 208: ...Note ...
Страница 209: ...Note ...