Owners Manual

Replace the Storage Controller Cover
Replace the cover of the storage controller before reinserting it into the storage system chassis.
1 Place the cover on top of the storage controller.
2 Slide the cover towards the back of the storage controller until it locks in place..
CAUTION: Do not operate the storage controller without the cover.
Figure 13. Remove the Storage Controller Cover
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Storage controller cover 2 Storage controller latch touch point
3 Storage controller
Battery Backup Unit
Write cache is mirrored between the two storage controllers. If a power failure occurs, the battery backup unit provides power to the
storage controller so that the write cache can be saved to an SSD within the storage controller.
Replace the battery backup unit if it begins to fail.
Remove the Battery Backup Unit
Use this procedure to remove the battery backup unit.
Prerequisite
• Use Dell Storage Manager to send SupportAssist information to technical support.
Replacing Storage System Components
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