Huawei NetCol5000-A User Manual page 172

NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm)
Alar Alarm
Alarm
m Severit
ID y
a028 Power MAJOR -
phase A
overvolt
a029 Power MAJOR -
phase B
overvolt
a030 Power MAJOR -
phase C
overvolt
a031 Power MAJOR -
phase A
undervo
lt
Issue 13 (2019-01-15)
Default
Impact
Value
The alarm
is
generated
, and the
system
shuts
down.
The alarm
is
generated
, and the
system
shuts
down.
The alarm
is
generated
, and the
system
shuts
down.
The alarm
is
generated
, and the
system
shuts
down.
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Possible Cause
1. The power supply
voltage is higher than
the power overvolt
alarm thres.
2. If a voltage jumper is
used, possibly it is
incorrectly connected.
3. If a toggle switch is
used, possibly it is
incorrectly set.
1. The power supply
voltage is higher than
the power overvolt
alarm thres.
2. If a voltage jumper is
used, possibly it is
incorrectly connected.
3. If a toggle switch is
used, possibly it is
incorrectly set.
1. The power supply
voltage is higher than
the power overvolt
alarm thres.
2. If a voltage jumper is
used, possibly it is
incorrectly connected.
3. If a toggle switch is
used, possibly it is
incorrectly set.
1. The power supply
voltage is lower than
the power undervolt
alarm thres.
2. If a voltage jumper is
used, possibly it is
incorrectly connected.
3. If a toggle switch is
used, possibly it is
incorrectly set.
Solution
1. Check the power
supply voltage.
2. Maintain or replace the
voltage jumper.
3. Correctly set the
toggle switch.
1. Check the power
supply voltage.
2. Maintain or replace the
voltage jumper.
3. Correctly set the
toggle switch.
1. Check the power
supply voltage.
2. Maintain or replace the
voltage jumper.
3. Correctly set the
toggle switch.
1. Check the power
supply voltage.
2. Maintain or replace the
voltage jumper.
3. Correctly set the
toggle switch.
163