Replacing The Pcb Of Uim02C - Huawei TP48200A-HX09A2 User Manual

TP48200A-HX09A2, TBC300A-TCA2 Outdoor Power
System
User Manual
Step 2 Pull the handle outwards and remove the SMU, as shown in
Figure 4-3 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 4-4 Installing an SMU
----End
Follow-up Procedure
Pack the removed component and send it to the local Huawei warehouse.

4.4.3 Replacing the PCB of UIM02C

Prerequisites


Procedure
Step 1 Connect the ground cable to the ESD wrist strap, and wear the ESD wrist strap and ESD
gloves.
Step 2 Record the positions on the UIM02C panel for connecting signal cables and disconnect the
cables.
Step 3 Unscrew and remove the UIM02C, as shown in
Issue 02 (2019-02-26)
An ESD wrist strap, ESD gloves, ESD box or bag, cabinet door key, and required tools
are available.
The new PCB of UIM02C is intact.
Copyright © Huawei Technologies Co., Ltd.
Figure 4-3.
Figure 4-5.
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