3.4 Removing and Replacing the Hard Disk Drive Access Cover

This section describes how to remove and replace the array enclosure hard disk drive access cover.

To Remove the Hard Disk Drive Access Cover

The hard disk drive access cover protects the 48 hard disks in the array enclosure and ensures proper cooling to the drives and the system controller.

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Caution - When the array is powered on, the hard disk drive access cover should be in place to ensure proper cooling. Do not remove the cover for more than 60 seconds when the array power is on.

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1. Using a No. 2 Phillips screwdriver, loosen the left and right captive screws. See Removing the Hard Disk Drive Access Cover.
2. Grasp the cover by its edges, lift the front up from the chassis, and pull it forward.
   

   Figure 3-5 Removing the Hard Disk Drive Access Cover

   

To Replace the Hard Disk Drive Access Cover

Complete the following steps to replace the hard disk drive access cover.

1. Set the cover on the chassis so that the rear lip of the cover slides under the chassis. Take care not to damage the cover intrusion switch. See Hard Disk Drive Access Cover Intrusion Switch.

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   Caution - Be careful not to damage the hard disk drive access cover intrusion switch when you replace the cover. See Hard Disk Drive Access Cover Intrusion Switch.

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   Figure 3-6 Hard Disk Drive Access Cover Intrusion Switch

   
2. Lower the cover and push it toward the rear of the enclosure until it fully engages under the chassis. The front retaining screws should align with the holes in the chassis.
3. Use a No. 2 Phillips screwdriver to tighten the cover retaining screws until hand-tightened.