Huawei NetCol5000-A User Manual page 173

NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm)
Alar Alarm
Alarm
m Severit
ID y
a032 Power MAJOR -
phase B
undervo
lt
a033 Power MAJOR -
phase C
undervo
lt
a034 Power MAJOR -
overfre
q
a035 Power MAJOR -
underfr
eq
a036 Power Critical
phase
loss
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.
N/A 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 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.
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.
1. The power supply
frequency is too high.
2. The SPD three-phase
test board is faulty.
1. The power supply
frequency is too low.
2. The SPD three-phase
test board is faulty.
1. The power grid is
unstable.
2. The surge protection
board is faulty if
configured.
3. The main power supply
or the comp driver
supply is connected
improperly.
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 frequency.
2. Replace the SPD
three-phase test board.
1. Check the power
supply frequency.
2. Replace the SPD
three-phase test board.
1. Check the power grid.
2. Maintain or replace the
surge protection board.
3. Check the main power
supply or cables to the
comp driver.
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