Huawei u8800 - Page 52

U8800 Maintenance Manual Basic Version V1.1 Internal
2011-03-21
Huawei confidential. No spreading without permission. Page 52 of 61
Figure9-10
U301
U201
U3701
U3701
VREG_S4-test
C4003
2.2V
U3201 Check U3201 /
U3202
RF Switch-
check output
/
U3404
Duplex
filter-W900
/
U3701
VREG_S2(RFRX)-
test C3926
1.3V
U3304
Duplex
filter-W2100
/
U3603
Unbuffer Single
Inverter -G1900
/
U3602
RF Switch
-GSM1900&1800
/
U3602
RF Switch
-GSM1900&1800
/