Huawei FusionModule1000A40 ICT Solution Maintenance Manual page 140

FusionModule1000A40 ICT Solution
Maintenance Guide
Step 2 Use a Phillips screwdriver to remove the screws from the emergency start/abort switch, as
shown in Figure 4-74.
Figure 4-74 Removing the emergency start/abort switch
Step 3 Pry the cover of the emergency start/abort switch from the base using a flat-head screwdriver
to separate them.
Step 4 Remove the cables using a flat-head screwdriver and label the cables.
Step 5 Remove the two screws on the base using a Phillips screwdriver, and remove the base.
Step 6 Install the base of the new emergency start/abort switch in the same position.
Step 7 Connect the cables to the new emergency start/abort switch using a flat-head screwdriver.
Ensure that the polarities of the cables are correct.
Step 8 Use a Phillips screwdriver to tighten the screws at the upper and lower parts of the new
emergency start/abort switch.
Step 9 Switch on the active and standby power supplies to the fire alarm control panel.
Step 10 Check that the new emergency start/abort switch is working properly.
----End
Issue 01 (2019-03-05)
Switch on the power supply only after verifying that the cables are correctly connected.
If the run indicator of the new emergency start/abort switch is on after power-on, the emergency
start/abort switch is working properly.
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4 Parts Replacement
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