Dell SC7020 Руководство пользователя - Страница 14

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CAUTION: A single power supply/cooling fan module can be removed from a powered-on storage system for no more
than 90 seconds. If a power supply/cooling fan module is removed for longer than 90 seconds, the storage system might
shut down automatically to prevent damage.

Identify the Failed Power Supply

To determine which power supply failed, use Storage Manager.
1.
Click the Hardware tab.
2.
In the Hardware tab navigation pane, click Power Supply.
3.
Find the power supply with a status of Down.
4.
Record the location of the failed power supply.

Identify the Failed Cooling Fan

To determine which cooling fan failed, use Storage Manager.
1.
Click the Hardware tab.
2.
Click the Fan Sensor node.
3.
Find the fan with a status of Down.
4.
Record the location of the power supply in which the fan has failed.

Replace a Power Supply and Cooling Fan Module

Use this procedure to replace failed a power supply/cooling fan module.
Prerequisites
1.
Use Storage Manager to send SupportAssist information to Dell Technical Support.
2.
Use Storage Manager to edit the Storage Center settings and set the operation mode of the Storage Center to Maintenance
mode.
About this task
You can replace power supply/cooling fan modules one at a time without shutting down the storage system.
Steps
1.
Press the power switch on the power supply/cooling fan module to turn it off.
To prevent the module from overheating, replace it within 3 minutes.
2.
Remove the hook-and-loop strap that secures the power cable to the LED handle and disconnect the power cable from the
power supply/cooling fan module.
Figure 8. Removing the Hook and Loop Strap from the Power Cable
3.
Push the release tab on the power supply/cooling fan module to the right and use the handle to slide the module out of the
chassis.
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Replacing SC7020 Series Storage System Components