Troubleshooting Power Distribution Devices - Huawei FusionModule1000A40 Maintenance Manual

FusionModule1000A40 Prefabricated All-in-One
Data Center
Maintenance Guide

4.3 Troubleshooting Power Distribution Devices

Table 4-3 Troubleshooting power distribution devices
Alarm Alarm
Severity
SPD alarm Minor
Non- Major
firefighting
power
disconnection
alarm
Issue 04 (2021-02-10)
Possible Causes
1. The SPD switch of
the power PDB is off.
2. The SPD of the
power PDB is faulty
(the indicator on the
SPD turns red).
1. There is a fault in the
fire extinguishing
system.
2. Gas leakage causes a
false alarm.
Copyright © Huawei Technologies Co., Ltd.
4 Common Faults and Troubleshooting Measures
Solution
1. If the SPD is working properly, turn
on the switch.
2. Replace the faulty SPD.
1. Rectify the fault in the fire
extinguishing system.
2. Check that fire extinguishing gas
does not leak, and then turn on the
fan switch.
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