Replacing The Pcb Of Uim02C - Huawei Telecom Power TP48200A-DX12A1 User Manual

TP48200A-DX12A1 Telecom Power
User Manual
Procedure
Step 1 Loosen the screws and remove the front cover from the circuit breaker.
Step 2 Hold the faulty circuit breaker and pull it out, as shown in the following figure.
Figure 4-5 Removing a plug-in circuit breaker
Step 3 Switch off the new circuit breaker and install it in the correct position.
Step 4 Switch on the new circuit breaker.
Step 5 Tighten the screws and install the front cover on the circuit breaker.
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4.4.4 Replacing the PCB of UIM02C

Prerequisites
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Procedure
Step 1 Connect the ground cable of the ESD wrist strap, and wear the ESD wrist strap and ESD
gloves.
Step 2 Record the signal cable connection positions on the UIM02C panel and disconnect the cables.
Step 3 Unscrew the UIM02C panel and remove the UIM02C, as shown in Figure 4-6.
Issue 07 (2019-11-15)
An ESD wrist strap, ESD gloves, ESD box or bag, cabinet door key, and required tools
are available.
The new printed circuit board (PCB) of UIM02C is intact.
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