FusionModule1000A40 ICT Solution
Maintenance Guide
4 Parts Replacement
Issue 01 (2019-03-05)
Copyright © Huawei Technologies Co., Ltd.
159
Figure 4-103
Disconnecting cables from the extinguishant abort button
As a resistor is installed on the loop of the extinguishant abort button, remove the resistor, and connect
the resistor to the corresponding terminals of the new extinguishant abort button when you replace the
extinguishant abort button.
Step 4
Remove the screws on the extinguishant abort button base using a Phillips screwdriver, and
remove the base.
Figure 4-104
Removing the base
Step 5
Install the new extinguishant abort button panel in the same way.
Step 6
Connect the cables to the panel of the new extinguishant abort button. Connect cables to the
correct terminals.
Step 7
Install the new extinguishant abort button panel in the same way.