Replacing A Uim20A Expansion Module - Huawei FusionModule2000 Maintenance Manual

FusionModule2000 Smart Modular Data Center
Maintenance Guide
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Procedure
Step 1 Disconnect the terminals between the cable delivered with the alarm beacon and
the ECC800-Pro communications cable.
Step 2 Remove the two screws from the alarm beacon and remove the alarm beacon
from the door box.
Figure 5-50 Removing the alarm beacon
Step 3 Route the cable of the new alarm beacon through the cable hole in the right door
box and interconnect the cable with the communications cable on the ECC800-Pro.
Step 4 Secure the new alarm beacon to the right door box using two M3x16 recessed pan
head screws.
Step 5 Simulate a smoky environment under the smoke detector, verify that the alarm
beacon works properly, and then clear the alarm.
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5.4.13 Replacing a UIM20A expansion module

Prerequisites
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Procedure
Step 1 Label each cable based on the corresponding ports on the UIM20A expansion
module.
Step 2 Disconnect cables from the UIM20A expansion module.
Step 3 Unscrew the mounting ears from the two sides of the UIM20A expansion module,
and remove the UIM20A expansion module.
Issue 02 (2022-07-30)
Skill requirement: hardware installation engineers
Tools: Phillips screwdriver, label, marker
Material: UIM20A expansion module
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