Huawei NetCol5000-A050 - Replacing a Main Control Module or PSU

11.14 Replacing a Main Control Module or PSU
Prerequisites
● A main control module or PSU needs to be replaced.
● A spare main control module or PSU of the same model is available and
functional.
Context
NO TICE
● 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 cables from the main
control module. After replacing it, download the software and
ACC Software
Upgrade Guide
from Huawei website, and upgrade it on the LCD.
The module can be maintained only from the rear door.
Figure 11-43 Module
(1) Main control module
(2) Reserved
(3) PSU 1 (4) PSU 2
NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual 11 Parts Replacement
Issue 08 (2021-09-17) Copyright © Huawei Technologies Co., Ltd. 286