Huawei u8800 - Wifi &Bt Failure

U8800 Maintenance Manual Basic Version V1.1 Internal
2011-03-21
Huawei confidential. No spreading without permission. Page 48 of 61
9.13 WIFI &BT Failure
Reference Figure 9-8
WIFI&BT failure
Check whether the WIFI coaxial
cable is normal?
Y
Replace the coaxial
cable
N
Measure whether the J4201 is
normal?
Y
Replace the J4201N
Measure whther output signal of
the X4201 is 26MHz?
Y
Measure whether the
U4201&U3701 is normal?
Y
Replace the U201
Replace the X4201N
Replace the
U4201(WIFI)&
U3701(BT)
N