Replacing An Ac Spd Module - Huawei ETP48400-C9A2 User Manual

ETP48400-C9A2 Embedded Power
User Manual
Step 7 Connect all cables back to the new PCB based on the recorded information.
Step 8 Push in the UIM02C and tighten the screws.
Step 9 Reconnect signal cables to the UIM02C panel based on the recorded information.
Step 10 Disconnect the ground cable from the ESD wrist strap, and remove the ESD wrist strap or
ESD gloves.
----End
Follow-up Procedure
Pack the removed component, and return it to Huawei local warehouse.

7.4.4 Replacing an AC SPD Module

Prerequisites


Do not replace an AC SPD module during a thunderstorm.
Procedure
Step 1 Connect the ground cable of the ESD wrist strap, and wear the ESD wrist strap and ESD
gloves.
Step 2 Press the top and bottom of the faulty AC SPD module and pull it out, as shown in
Step 3 Install the new AC SPD module, as shown in
Issue 05 (2020-04-07)
An ESD wrist strap, ESD gloves, ESD box or bag, and cabinet door key are available.
The new AC SPD module is intact and has the same specifications as the AC SPD
module to be replaced.
Copyright © Huawei Technologies Co., Ltd.
Figure 7-7.
7 Maintenance
Figure 7-7.
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