Replacing The Module - Huawei NetCol5000-A021 User Manual

NetCol5000-A021 In-row Air Cooled Smart Cooling
Product
User Manual (208 V)
Figure 6-19 Replacing a T/H sensor
Step 5 Install a new T/H sensor in the original position, and connect cables to the RS485_IN and
RS485_OUT ports.
Step 6 Install the air filter and close the rear door.
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6.5.11 Replacing the Module

Prerequisites
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Context
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The module can be maintained only from the rear.
Issue 03 (2020-01-10)
The module needs to be replaced.
A spare module of the same model is available and functional.
The new module must be installed in the same slot as the faulty module. Otherwise, the
smart cooling product may fail to work properly.
Before replacing a main control module, disconnect the network cable from the module.
To replace the main control module, download the software and ACC software upgrade
guide from Huawei websites, and upgrade it on the LCD.
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
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