Huawei NetCol5000-A025 - Page 222

Al
ar
m
ID
Alarm
Name
Ala
rm
Sev
erit
y
Impact Possible Causes Solution
Backup
power
phase
sequen
ce
abnorm
al
MA
JOR
Generates
an alarm
and shuts
down the
smart
cooling
product.
1. The phase
sequence of the
power supply is
incorrect.
2. The SPD and
voltage
detection board
is faulty.
1. Rectify the phase
sequence of the
power supply.
2. Maintain or replace
the SPD and
voltage detection
board.
Backup
power
phase
sequen
ce
abnorm
al
MA
JOR
Generates
an alarm
and shuts
down the
smart
cooling
product.
1. The power grid
is unstable.
2. The phase A
input cable is
faulty.
1. Check the power
grid.
2. Rectify the fault of
the phase A input
cable.
NetCol5000-A025 In-row Air Cooled Smart Cooling
Product
User Manual (300 mm Width) 6 System Operation and Maintenance
Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd. 212