Huawei NetCol5000-A050 User Manual page 231

NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual
Alarm
ID
A280-0
2
A280-0
1
A281-2
0
A281-4
0
A281-8
0
Issue 08 (2021-09-17)
Alarm Name Alar
m
Seve
rity
Backup power MAJ
frequency OR
abnormal
Backup power MAJ
frequency OR
abnormal
Power voltage MAJ
abnormal OR
Power voltage MAJ
abnormal OR
Power voltage MAJ
abnormal OR
Copyright © Huawei Technologies Co., Ltd.
Possible Cause
1. The power
supply frequency
exceeds the upper
threshold.
2. The SPD and
voltage detection
board is faulty.
1. The power
supply frequency
is below the lower
threshold.
2. The SPD and
voltage detection
board is faulty.
1. The power
supply voltage
exceeds the upper
threshold.
2. The SPD and
voltage detection
board is faulty.
1. The power
supply voltage
exceeds the upper
threshold.
2. The SPD and
voltage detection
board is faulty.
1. The power
supply voltage
exceeds the upper
threshold.
2. The SPD and
voltage detection
board is faulty.
9 Alarm Reference
Solution
1. Check the power
supply frequency, and
ensure that it is within
the working range.
2. Replace the SPD and
voltage detection
board.
1. Check the power
supply frequency, and
ensure that it is within
the working range.
2. Replace the SPD and
voltage detection
board.
1. Check that the power
supply voltage is within
the operating range.
2. Replace the SPD and
voltage detection
board.
1. Check that the power
supply voltage is within
the operating range.
2. Replace the SPD and
voltage detection
board.
1. Check that the power
supply voltage is within
the operating range.
2. Replace the SPD and
voltage detection
board.
221