TP48200A-DX08A1 and TP48200A-DX08A2 Telecom
Power
User Manual
4 Maintenance
Issue 06 (2019-11-15)
Copyright © Huawei Technologies Co., Ltd.
49
Follow-up Procedure
Pack the removed component, and return it to Huawei local warehouse.
4.4.4 Replacing an SMU
Prerequisites
The cabinet door key is available.
The new SMU is intact.
Procedure
Step 1
Push the locking latch towards the left.
Step 2
Pull the handle outwards and remove the SMU, as shown in Figure 4-8.
Figure 4-8
Removing an SMU
Step 3
Insert the new SMU into the subrack, push the locking latch towards the left, and pull out the
handle.
Step 4
Slide the SMU into the subrack slowly along the guide rails, push in the handle, and then push
the locking latch towards the right.
Step 5
Reset the parameters on the SMU.
Figure 4-9
Installing an SMU
----End
Follow-up Procedure
Pack the removed component and send it to the local Huawei warehouse.