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4.2.1.3 Mobile Switch & PAM & FEM Circuit
LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
<GSM850>
<PCS1900>
Check FL400
FEM
Check Control Signal
C426, C427
Mobile Switch
SW400 between C450 and
C430 Is short?
Replace SW401
Check U402,U403
YES
YES
NO
NO
SW400
FL400
U402
U403
X400
U400
U405
U404
U401
RX
RX
LB_HB
TX_ANT_SW_EN
RX
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 ...