Procedure
Step 1 Perform a pre-replacement check.
Check whether there is a redundant BBU and whether the Running/Alarm indicator of the
BBU is steady green, as shown in Figure 4-37. For details about the indicators on different
components, see Running/Alarm Indicators on a Dorado5000 V3 Controller Enclosure.
Figure 4-37 Running/Alarm indicator on a BBU
You can perform replacement only when a redundant BBU exists and the redundant BBU is
working properly.
Step 2 Wear an ESD wrist strap.
Step 3 Press the latch on the power module to release the handle and pull out the power module, as
shown in Figure 4-38.
OceanStor Dorado V3 Series
Parts Replacement
4 Replacing CRUs
Issue 05 (2019-01-30) Copyright © Huawei Technologies Co., Ltd. 38
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