Replacing An Ac Spd Module - Huawei Telecom Power TP48200A-HX09A3 User Manual

TP48200A-HX09A3, TP48200A-HX09A4,
TBC300A-DCA3, TBC300A-DCA5 and
TBC300A-TCA2 Telecom Power
User Manual
Figure 4-7 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.

4.4.4 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 Figure 4-8.
Issue 04 (2019-11-15)
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.
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