Figure 7-69 Installing an assistant cooling unit
Step 8 Wait about one minute (a maximum of ve minutes) and check the status of the
Power and Alarm indicators on the assistant cooling unit to determine whether
the assistant cooling unit has been successfully installed, as shown in Figure 7-70.
● If the Power indicator is steady on and the Alarm indicator is 
o, the assistant
cooling unit has been successfully installed.
● If the Power indicator is 
o or the Alarm indicator is steady on, the newly
installed assistant cooling unit is faulty, the assistant cooling unit slot is faulty,
or the assistant cooling unit is incorrectly installed.
OceanStor V5 Series
Parts Replacement 7 Replacing FRUs
Issue 15 (2019-12-30) Copyright © Huawei Technologies Co., Ltd. 214