FusionModule1000A20 CT Solution
Maintenance Guide
3 Routine Maintenance
Issue 01 (2019-02-25)
Copyright © Huawei Technologies Co., Ltd.
22
3.4.3 Monitoring System
Table 3-5
Monthly maintenance checklist for the monitoring system
Check
Item
Operation
Check Standard
Troubleshooting
Combined
module
INPUT1
indicator
The green indicator
is steady on.
Check the mains and the input power
cables.
NOTICE
Before replacing the combined module,
verify that it is powered off and all three
indicators are off.
INPUT2
indicator
The green indicator
is steady on.
OUTPUT
indicator
The green indicator
is steady on.
Power input
Dual-input voltage
range: 43–58 V DC;
rated voltage: 53.5
V DC
If the input voltage is abnormal,
check the power grid and input cable
connection.
Power output
Voltage range:
43–58 V DC; rated
voltage: 53.5 V DC
For details, contact Huawei technical
support.
Operating
environment
Temperature: –20°C
to +65°C
Humidity: 5–95%
RH
(non-condensing)
Check that the ambient temperature
and humidity for the combined
module are normal.
Access
actuator
Power input
Input voltage:
36–60 V DC
Check the input power cables if the
input voltage is abnormal.
PWR
indicator
Steady on: The
power supply is
normal.
Off: No power
supply is available.
Check the input power cables.
ALM
indicator
Steady on: A fault
alarm is generated.
Off: No fault alarm
is generated.
Refer to
ECC800 Data Center
Controller V100R001C30 User
Manual
to handle alarms, or contact
Huawei technical support.