Huawei AISU User Manual page 43

AISU
User Manual
Step 5 Replace the AISU.
After replacing the AISU, remove the abnormal AISU, and scan, add, and configure the new
AISU. After 5 minutes, check whether the alarm is cleared.
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Hardware Fault
Context
If the AISU is faulty, ALD Hardware Fault is reported.
Table 6-4 describes the hardware fault symptom.
Table 6-4 Symptom
Symptom
If any component in
the AISU is faulty,
ALD Hardware
Fault is reported.
Figure 6-2 shows the detailed information about ALD Hardware Fault.
Figure 6-2 ALD Hardware Fault
Issue 02 (2017-06-12)
If the alarm is cleared, no further action is required.
If the alarm persists, contact Huawei technical support engineers.
After replacing the AISU, reconfigure the AISU by referring to section 5 "Configuration Guide."
Impact on the
System
The downtilt of the
RET antenna fails to
be regulated.
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6 Maintenance Guide
Severity Probable Cause
Minor The AISU board is
faulty or damaged.
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