Figure 11. Closing the hinge brackets
8. On the front of the rail, press the two bracket pins into the holes in the rack flanges.
9. Close the front hinge bracket to secure the rail to the rack cabinet flange.
See Figure 11 on page 15.
10. Secure the rear of the rail to the rear rack flange with two black M5 screws.
11. Repeat the steps to secure the opposite rail to the rack cabinet.
12. Repeat the procedure to install rails for each additional control enclosure.
Installing a Storwize V7000 2076-724/U7B control enclosure
Following your enclosure location plan, install each control enclosure.
About this task
The installation procedure applies equally to control enclosures and expansion enclosures.
⢠Lifting a control enclosure requires at least three people.
⢠Lifting a 2U expansion enclosure requires at least two people. Lifting a 5U expansion enclosure requires
at least three people or a lifting device.
⢠Each control enclosure must be installed only on the control enclosure rails provided with the
enclosure.
⢠Each expansion enclosure must be installed only on the expansion enclosure rails provided with the
enclosure.
CAUTION:
⢠To lift a control enclosure requires at least three people.
⢠Install a control enclosure only onto the control enclosure rails supplied with the enclosure.
⢠Load the rack from the bottom up to ensure rack stability. Empty the rack from the top down.
Procedure
To install an enclosure, complete the following steps.
1. On either side of the drive assemblies, remove the enclosure end caps by grasping the handle and
pulling the bottom of the end cap free, then clearing the tab on the top of the enclosure.
See Figure 12 on page 16.
Chapter 2. Installing the system hardware  
15