Huawei NetCol5000-A025 - Page 220

Al
ar
m
ID
Alarm
Name
Ala
rm
Sev
erit
y
Impact Possible Causes Solution
Backup
power
frequen
cy
abnorm
al
MA
JOR
Generates
an alarm
and shuts
down the
smart
cooling
product.
1. The power
supply frequency
exceeds the
upper/lower
threshold.
2. The SPD and
voltage
detection board
is faulty.
1. Check the power
supply frequency,
and ensure that it
is within the
working range.
2. Replace the SPD
and voltage
detection board.
a2
8
1
Power
voltage
abnorm
al
MA
JOR
Generates
an alarm
and shuts
down the
smart
cooling
product.
1. The power
supply voltage
exceeds the
upper threshold.
2. The SPD and
voltage
detection board
is faulty.
1. Check that the
power supply
voltage is within
the operating
range.
2. Replace the SPD
and voltage
detection board.
Power
voltage
abnorm
al
MA
JOR
Generates
an alarm
and shuts
down the
smart
cooling
product.
1. The power
supply voltage is
below the lower
threshold.
2. The cables to
the SPD and
voltage
detection board
are loose or
damaged.
3. The SPD and
voltage
detection board
is faulty.
1. Check that the
power supply
voltage is within
the operating
range.
2. Check the cable
connection to the
SPD and voltage
detection board.
3. Replace the SPD
and voltage
detection board.
Backup
power
voltage
abnorm
al
MA
JOR
Generates
an alarm
and shuts
down the
smart
cooling
product.
1. The power
supply voltage
exceeds the
upper threshold.
2. The SPD and
voltage
detection board
is faulty.
1. Check that the
power supply
voltage is within
the operating
range.
2. Replace the SPD
and voltage
detection board.
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. 210