Huawei NetCol5000-A050 - Page 208

Alarm
ID
Alarm Name Alar
m
Seve
rity
Possible Cause Solution
A054-0
1
PSU 1
communicatio
n failed
MAJ
OR
1. The
communications
cables of the PSU
are loose or
damaged.
2. The PSU is
faulty.
3. The
communications
port of the main
control board is
faulty.
1. Check the
communications cables
of the PSU.
2. Maintain or replace
the PSU.
3. Maintain or replace
the main control board.
A054-0
1
PSU 2
communicatio
n failed
MAJ
OR
1. The
communications
cables of the PSU
are loose or
damaged.
2. The PSU is
faulty.
3. The
communications
port of the main
control board is
faulty.
1. Check the
communications cables
of the PSU.
2. Maintain or replace
the PSU.
3. Maintain or replace
the main control board.
A055-0
1
Compressor
discharge
temperature
sensor fault
MAJ
OR
1. The cables to
the discharge
temperature
sensor are not
connected
properly.
2. The discharge
temperature
sensor is faulty.
1. Check cables to the
discharge temperature
sensor.
2. Maintain or replace
the discharge
temperature sensor.
A056-0
1
Compressor
discharge
pressure
sensor fault
MAJ
OR
1. The cables to
the pressure
sensor are loose or
damaged.
2. The pressure
sensor is faulty.
1. Check the cables to
the pressure sensor.
2. Replace the pressure
sensor.
NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual 9 Alarm Reference
Issue 08 (2021-09-17) Copyright © Huawei Technologies Co., Ltd. 198