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4.2.2.1 Mobile Switch & PAM & FEM Circuit
LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
U70
1
C72
4
C72
5
R70
4
R70
5
Re-download SW & CAL
FEM
Check Control Signal
C426, C427
Mobile Switch
SW401 between C450
and C420 Is short?
Replace SW401
Check U402
YES
YES
NO
NO
Check R408, R409 RF LEVEL
0dBm
Check U702
YES
NO
<GSM850>
<PCS1900>
TX
TX
LB_HB
TX_ANT_SW_EN
C415
SW400
FL400
U402
U403
X400
U400
U405
U404
U401
Z3X-BOX.COM
Содержание SHINE CE110
Страница 147: ...Note Z 3 X B O X C O M ...
Страница 148: ...Note Z 3 X B O X C O M ...