Huawei PDU8000 Series - Replacing MDU

PDU8000 Modular Precision PDC V2.0
User Manual
8 Maintenance Guide
Issue 03 (2018-01-25)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
138
Procedure
Step 1 Loosen the two bolts on the monitoring board, as shown by (1) in Figure 8-18.
Step 2 Open the two crowbars on the monitoring board, as shown by (2) in Figure 8-18.
Step 3 Gently pull out the monitoring board, as shown by (3) in Figure 8-18.
Figure 8-18 Replacing a monitoring board

The monitoring board with the BOM number 02311GDJ can convert AC into 12 V DC, and can be
installed in all output modules of a cabinet.

The monitoring board with the BOM number 02311GDJ-001 can convert 15 V DC into 12 V DC,
and can be installed in all output modules except output module 1. A label is
attached to the side of the monitoring board.
Step 4 Install a new monitoring board.
Step 5 Close the two crowbars and tighten the two bolts on the monitoring board in turn.
----End
8.4.7 Replacing an MDU
Prerequisites

Tools: Phillips screwdriver and key to the PDC cabinet door

Materials: new intact MDU
The MDU can be replaced online without disconnecting the power supply.