Replacing An Input/Output Module - Huawei FusionModule1000A40 Maintenance Manual

FusionModule1000A40 Prefabricated All-in-One
Data Center
Maintenance Guide
If the red indicator blinks once every 6s, the heat detector is working properly.
----End
Follow-up Procedure
Dispose of the removed heat detector that is confirmed faulty.

5.4.1.4 Replacing an Input/Output Module

Prerequisites
A spare input/output module of the same model is available and functional.
Impact on the System
The fire extinguishing system stops working during the replacement.
Prerequisites
Tools: Phillips screwdriver, protective gloves
Material: input/output module
Documents: fire extinguishing drawings and parameters
Skill requirement: fire engineer
Before replacing the input/output module, inform the related administration
department of the temporary downtime of the fire extinguishing system. After the
replacement, inform the administration department that the system has become
operational.
Procedure
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Issue 04 (2021-02-10)
NO TE
NO TICE
Switch off the active and standby power supplies to the fire alarm control
panel.
Open the cover of the input/output module and remove it.
Remove cables from the input/output module
Remove the screws on the bottom box using a Phillips screwdriver, and
remove the box.
Insert the output plug of the encoder into the encoding socket of the new
input/output module, adjust the encoder to the encoding function, set the
original address, and press the Execute button to complete the address
encoding.
Install the new input/output module, connect the cables, and install the cover.
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5 Parts Replacement
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