![background image](http://html.mh-extra.com/html/huawei/telecom-power-tbc300a-dca5/telecom-power-tbc300a-dca5_user-manual_169245060.webp)
TP48200A-HX09A1 and TBC300A-DCA5 Telecom
Power
User Manual
4 Maintenance
Issue 03 (2019-11-15)
Copyright © Huawei Technologies Co., Ltd.
53
Figure 4-2
Installing a new rectifier
Step 7
Take off protective gloves.
----End
Follow-up Procedure
Pack the removed component, and return it to Huawei local warehouse.
4.4.2 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 4-3.