TP48200A-DX12A1 Telecom Power
User Manual
Copyright © Huawei Technologies Co., Ltd.
Step 6 Disconnect the ground cable from the ESD wrist strap, and take off the ESD wrist strap and
ESD gloves.
----End
4.4.11 Replacing a Door Status Sensor
Prerequisites
The cabinet door key and required tools are available.
The new door status sensor is intact.
Procedure
Step 1 Open the cabinet door and remove the shell of the door status sensor.
Step 2 Record the positions where the alarm cables connect to the door status sensor, and unscrew
the alarm cables.
Step 3 Unscrew the door status sensor, as shown in Figure 4-17.
Figure 4-17 Removing the door status sensor
Step 4 Remove the shell of the new door status sensor and remove the screws from the alarm cables.
Step 5 Properly place the new door status sensor at the installation position and tighten the screws.
Step 6 Place the alarm cables in sequence and secure the screws.
Step 7 Reinstall the shell of the door status sensor.
----End
Follow-up Procedure
Check that the door status alarm is cleared.
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