Z4101
U4102
2012-4-21
E5331 Maintenance Manual Basic Version V1.0
X4001
U4001
J4101
Figure
Huawei confidential. No spreading without permission.
U4001 Power supply
C4007
VDD_3V3_WIFI
U4001 Power supply
C4012
VDD_1V8_WIFI
U4001 Power supply
C4004
DVDD12
9-7
Internal
Page 43 of 57