Troubleshooting; Power Supply And Distribution System Troubleshooting - Huawei FusionModule500 User Manual

FusionModule500 Smart Mini Data Center
User Manual
Maintenance
Area
Water sensor and
water detection
cable

6.2 Troubleshooting

6.2.1 Power Supply and Distribution System Troubleshooting

Except mains outage, power supply and distribution faults are caused by the
damage or failure of one or more components. Rectify the faults based on fault
location and fault type.
● When a UPS is faulty, alarm information is displayed on the LCD. Critical alarms
● If the fault is not rectified, contact Huawei technical support.
Table 6-4 Power supply and distribution system troubleshooting
Symptom
The power input to the
downstream device is
abnormal.
Issue 02 (2020-12-25)
Maintenance
Item
Functions of the
water sensor and
water detection
cable
NO TICE
must be handled before powering on the UPS again. Otherwise, the fault may
be extended, or the UPS may be damaged.
Copyright © Huawei Technologies Co., Ltd.
Operation
Place the water
detection cable
into the water
and check
whether a water
leakage alarm is
generated by the
water sensor.
Possible Cause
● The switch trips
abnormally.
● The UPS is faulty.
Expected Result Troubleshootin
g
A water leakage If a water
alarm is leakage alarm is
generated. not generated,
replace the
water detection
cable.
Measure
● Use a multimeter to
check whether there
is a short circuit. Turn
on the switch again,
and check whether
the system is
overloaded.
● Restart the UPS. If the
UPS is faulty, replace
it.
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