Replacing An Smu - Huawei TP48200A-HT15D3 User Manual

TP48200A-HT15D3 Outdoor Power System (Russia,
Megafon)
User Manual
Figure 4-8 Removing the PCB of UIM02C
Step 7 Take out the new PCB and install it.
Step 8 Connect all cables back to the new PCB based on the record made previously.
Step 9 Connect the –48 V power cable to the PCB of UIM02C.
Step 10 Push in the UIM02C and tighten the screws.
Step 11 Reconnect signal cables to the UIM02C panel based on the recorded information.
Step 12 Disconnect the ground cable from the ESD wrist strap, and remove the ESD wrist strap and
ESD gloves.
----End
Follow-up Procedure
Pack the removed component and return it to the local Huawei warehouse.

4.4.5 Replacing an SMU

Prerequisites


Procedure
Step 1 Push the locking latch towards the left.
Step 2 Pull the handle outwards and remove the SMU, as shown in
Issue 02 (2019-02-26)
The cabinet door key is available.
The new SMU is intact.
Copyright © Huawei Technologies Co., Ltd.
4 Maintenance
Figure 4-9.
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