IBM J15 Manual page 64

Figure 27. Example installation of the enclosure in the rack
• Ensure that the drives are easily accessible. Avoid installing the 5U92 disk enclosure above position
22U in the rack.
If you are reinstalling the disk enclosure in the rack after you performed a service task (for example,
replacing the enclosure), you must also perform the following tasks:
• Reinstall all of the following parts:
– Cover
– Drives
– Fan modules
– Power supply units and 1U fascia
– Secondary expander modules
– Expansion canisters (and SAS cables)
• Reconnect both power cables to the disk enclosure.
Procedure
1. Fully extend the left and right drawer sections from the rack to lock the rails in the extended position
( 1 in Figure 28 on page 36).
Figure 28. Replacing the 5U92 enclosure in the rack
2. Ensure that the ball bearing retainer clicks into place inside the front of the left and right drawer
sections ( 2 in Figure 28 on page 36).
Reinstalling parts into the enclosure
3. If you took the enclosure out of the rack, reinstall the following parts inside of the enclosure, as
described in the following procedures. You can reinstall the parts in any order.
• "Installing or replacing a drive" on page 25
• "Installing or replacing a secondary expander module " on page 54
Remember: The weight of the enclosure increases as more drives are installed.
4. Replace the top cover, as described in "Installing or replacing the top cover" on page 28.
36 IBM Cloud Object Storage System
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Version 3.15.6: J15 Appliance Manual