Figure 5-66 Removing a UIM20A
Step 4 Secure a mounting ear to each of the two sides of the spare UIM20A expansion
module using four M4 screws, and then secure the spare UIM20A expansion
module to the original installation position.
Step 5 Connect cables to the UIM20A expansion module based on the cable labels.
Step 6 Synchronize parameters of the UIM20A expansion module on the ECC800-Pro
WebUI.
Step 7 On the ECC800-Pro WebUI, choose Monitoring > System > ECC800 > Controls >
Delete device with communication failure, and click Submit.
Step 8 Log in to the ECC800-Pro WebUI, and check the parameters and communication
status of the UIM20A expansion module to ensure that the communication is
normal.
----End
5.4.15 Replacing a FusionModule Actuator
Prerequisites
● Before replacing a FusionModule Actuator, ensure that the upstream fuse is
disconnected.
● Prepare backup lights before replacing the FusionModule Actuator in the N+1
conguration to avoid insucient lighting in the data center during the replacement.
Impact on the System
The PAD cannot be charged, the lights and rotating skylight cannot be controlled,
and the aisle access control system cannot be used.
Preparations
● Tools: insulation gloves, Phillips screwdriver, step ladder, label, marker
● Material: FusionModule Actuator
FusionModule2000 Smart Modular Data Center
Maintenance Guide (Fusion Module Actuator) 5 Parts Replacement
Issue 01 (2020-12-25) Copyright © Huawei Technologies Co., Ltd. 115
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