Huawei OceanStor Dorado V3 Series Parts Replacement page 66

OceanStor Dorado V3 Series
Parts Replacement
Precautions
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Tools and Materials
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Procedure
Step 1 Perform a pre-replacement check.
Check whether there is a redundant fan module and whether the Running/Alarm indicator of
the fan module is steady green, as shown in
different components, see
Figure 4-61 Running/Alarm indicator on a fan module
You can perform replacement only when a redundant fan module exists and the redundant fan
module is working properly.
Step 2 Wear an ESD wrist strap.
Step 3 Press the latch on the fan module to release the handle and pull out the fan module, as shown
in Figure
Issue 05 (2019-01-30)
Do not touch rotating fan blades.
Remove and insert a fan module with even force. Excessive force may damage the
connectors or appearance of the fan module.
Remove only one fan module at a time.
After removing a fan module, install a new one within two minutes. Otherwise, the
system heat dissipation is compromised.
ESD wrist strap
ESD bag
Label
Running/Alarm Indicators on a Data
4-62.
Copyright © Huawei Technologies Co., Ltd.
Figure 4-61. For details about the indicators on
Switch.
4 Replacing CRUs
58