Replacing The Pcb Of Uim02C - Huawei TP48200A-HT19C4-1 User Manual

TP48200A-HT19C4-1 and TBC300A-TCA2 Telecom
Power
User Manual

4.4.5 Replacing the PCB of UIM02C

Prerequisites
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
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 Figure 4-8.
Figure 4-8 Taking out the main board of UIM02C
Step 4 Remove the –48 V power cable from the PCB of UIM02C.
Issue 03 (2019-11-15)
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.
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