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9.2.2 Low Current (DC power supply)
Reference Figure 9-1
2011-05-28
U8510-1 Maintenance Manual Basic Version V1.0
Low current
Download the latest software
version, check if it is normal?
N
Measure whether
the output voltage of
U201&U202 are normal?
Y
Measure whether
the output frequency value of
U3101 is 19.2MHz?
Y
Replace U601,
check whether it is normal?
N
Replace the U401
Huawei confidential. No spreading without permission.
Y
End
Replace faulty
N
components
Replace the
N
U3101
Y
End
Internal
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