FusionModule1000B Air-Cooled IT Solution
Maintenance Guide
5 Alarms and Faults
Issue 02 (2017-01-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
67
Fault
Category
Alar
m
Sever
ity
Symptom
Possible
Cause
Troubleshooting
Major
The indicators of the
monitoring board do
not light up.
Cables are not
properly
connected.
Check whether the
auxiliary power input
cable of the power board
is properly connected. If
yes, check whether the
power board is properly
plugged into the
monitoring board.
The monitoring
board is faulty.
Replace the monitoring
board by following
instructions in
documents delivered
with the PDU8000.
For other PDU8000 alarms, see documents delivered with the product.
5.14 ATS Alarms
Fault
Category
Alar
m
Sever
ity
Symptom
Possible
Cause
Troubleshooting
ATS
alarms
Inform
ation
The switchover fails.
The control
terminals are
not properly
connected.
Properly connect the
terminals.
The voltages of
both power
supplies are
outside of the
normal working
range.
Check the power
supplies, and verify that
the voltage of at least
one power supply meets
the requirements.
The motor fuse is
blown.
There is a
short-circuit in
the motor, and
the fuse has
blown.
Contact Huawei
technical support.
The ATS cannot be
operated, or an
action does not take
effect.
The switch body
is faulty.