Table of Contents
Advertisement
9.14.5 RF Transmitting Failure-GSM
Reference Figure 9-11&9-12
2011-05-28
U8510-1 Maintenance Manual Basic Version V1.0
Transmitting failure
Upgrade the software. Then
check whether it is normal?
N
Measure RF power supply
voltage whether is normal?
Y
Replace U3202,
check whether it is normal？
N
Measure whether the U3501 is
normal？
Y
Measure whether the U3801 is
normal？
Y
Replace the U401
Huawei confidential. No spreading without permission.
Y
End
N
Replace the U201
Y
End
Replace the
N
U3501
Replace the
N
U3801
Internal
Page 56 of 61
Advertisement
Table of Contents
