TP48200A-D17A5-2 Telecom Power
User Manual
4 Maintenance
Issue 04 (2019-12-20)
Copyright © Huawei Technologies Co., Ltd.
51
Step 13
Connect cables based on the recorded information.
Step 14
Connect the power cable to the UIM02C.
Step 15
Disconnect the ground cable from the ESD wrist strap, and take off the ESD wrist strap and
ESD gloves.
----End
Follow-up Procedure
Pack the removed component and return it to the local Huawei warehouse.
4.3.8 Replacing an Air Filter
Prerequisites
You have prepared an ESD wrist strap, a pair of ESD gloves, the cabinet door key, and
the tool kit.
The new air filter is intact.
Context
The air filter can be directly replaced without the need to disconnect the AC input to the
system.
Procedure
Step 1
Connect the ground cable to the ESD wrist strap, and put on the ESD wrist strap and ESD
gloves.
Step 2
Remove the screws and take off the air filter, as shown in Figure 4-17.