6. Repeat the steps listed in the Preparing disks for replacement, Removing the disk physically and
Replacing the drive sections for each pdisk that needs to be replaced as marked in the output of the
mmvdisk pdisk list --replace command.
Removing and replacing a drive blank
Use the following procedures to remove a faulty drive slot ller and replace it with a new one from stock.
Drive slot llers are passive components that regulate airflow through the control enclosure.
Notes:
• Every drive slot of an operational control enclosure must contain either a drive or a drive slot ller. A
drive slot must not be left empty for more than 10 minutes during servicing. Ensure that you have read
and understood the removal and replacement instructions, and have the replacement part unpacked
before you remove the existing drive slot ller.
• No tools are required to complete this task. Do not remove or loosen any screws.
1. Unpack the replacement drive slot ller from its packaging.
Removing the drive slot ller
2. Use your thumb and fore nger to pinch the latch of the faulty drive blank.
Removing a drive blank assembly
3. Gently slide the release latch up to unlock the handle.
4. Pull the faulty drive slot ller from the drive slot.
Replacing a drive blank assembly
5. Hold the drive blank the correct way up, as shown in Figure 5 on page 23.
Figure 5. Correct drive blank orientation
6. Slide the replacement drive blank into the empty drive slot.
Removing and replacing a power supply unit
You can remove and replace either of the two hot-swap redundant power supply units (PSUs) in an Elastic
Storage System 3000 control enclosure. These redundant power supplies operate in parallel, one
continuing to power the enclosure if the other fails.
Notes:
Chapter 2. Servicing
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