Huawei NetCol8000-E220 User Manual page 126

NetCol8000-E220 Modular Indirect Evaporative Cooling
System
User Manual
Alarm Alarm
ID Severity
A007- MAJOR
01
A007- MAJOR
01
A007- MAJOR
01
A007-
MAJOR
01
Issue 02 (2019-10-10)
Alarm
Probable Cause
Name
sensor is faulty.
4. The communications port of the
main control board is faulty.
Cold aisle 2 1. The cables to the temperature
temp/humid and humidity sensor are loose or
sensor comm damaged.
failed
2. The DIP switch of the
temperature and humidity sensor is
set incorrectly.
3. The temperature and humidity
sensor is faulty.
4. The communications port of the
main control board is faulty.
Cold aisle 3 1. The cables to the temperature
temp/humid and humidity sensor are loose or
sensor comm damaged.
failed
2. The DIP switch of the
temperature and humidity sensor is
set incorrectly.
3. The temperature and humidity
sensor is faulty.
4. The communications port of the
main control board is faulty.
Cold aisle 4 1. The cables to the temperature
temp/humid and humidity sensor are loose or
sensor comm damaged.
failed
2. The DIP switch of the
temperature and humidity sensor is
set incorrectly.
3. The temperature and humidity
sensor is faulty.
4. The communications port of the
main control board is faulty.
Cold aisle 5 1. The cables to the temperature
temp/humid and humidity sensor are loose or
sensor comm damaged.
failed
2. The DIP switch of the
temperature and humidity sensor is
set incorrectly.
3. The temperature and humidity
sensor is faulty.
4. The communications port of the
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Solution
sensor.
4. Maintain or replace the main
control board.
1. Check the cables to the
temperature and humidity
sensor.
2. Set the DIP switch of the
temperature and humidity sensor
correctly.
3. Maintain or replace the
temperature and humidity
sensor.
4. Maintain or replace the main
control board.
1. Check the cables to the
temperature and humidity
sensor.
2. Set the DIP switch of the
temperature and humidity sensor
correctly.
3. Maintain or replace the
temperature and humidity
sensor.
4. Maintain or replace the main
control board.
1. Check the cables to the
temperature and humidity
sensor.
2. Set the DIP switch of the
temperature and humidity sensor
correctly.
3. Maintain or replace the
temperature and humidity
sensor.
4. Maintain or replace the main
control board.
1. Check the cables to the
temperature and humidity
sensor.
2. Set the DIP switch of the
temperature and humidity sensor
correctly.
3. Maintain or replace the
temperature and humidity
sensor.
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