Huawei DPU40D-N06A3 User Manual page 56

DPU40D-N06A3, DBU20B-N12A3, and
DBU50B-N12A1 Distributed Power System
User Manual
Step 2 Remove the old lithium battery.
1.
2.
3.
For an operating lithium battery, its run indicator will turn off about 3 minutes after cables are
disconnected from the BAT and COM ports.
4.
5.
Figure 5-18 Removing the old lithium battery (side mounting)
Issue 04 (2020-02-29)
Record the cable connection positions on the lithium battery.
Use a flat-head screwdriver to pry the fastener on the quick connector and take off the
connector, as shown in the following figure.
Figure 5-17 Removing a quick connector
Disconnect the cables from the BAT and COM ports as well as the ground cable in
sequence. Insulate the cables.
(Optional) Remove the connecting kit.
Remove the old lithium battery.
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