IBM DS4700 manual Removing a E-DDM CRU

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Figure 24. Removing a E-DDM CRU

5.Place the E-DDM CRU horizontally on a level surface.

Attention: Do not stack E-DDM CRUs on top of one another. Protect the E-DDM CRUs from vibrations or sudden shocks.

6.Repeat step 1 through step 4 on page 45 for additional E-DDM CRUs.

Installing the DS4700 Express into a rack on the support rails

Complete the following steps to install the DS4700 Express in the rack cabinet.

CAUTION:

Do not install modules or other equipment in the top half of a rackmount cabinet while the bottom half is empty. Doing so can cause the cabinet to become top-heavy and tip over. Always install hardware in the lowest available position in the cabinet.

Statement 4:

≥18 kg (39.7 lb)

≥32 kg (70.5 lb)

≥55 kg (121.2 lb)

CAUTION:

Use safe practices when lifting.

1.Put on antistatic protection, and keep it on while performing all of the remaining procedures in this chapter.

46IBM System Storage DS4700 Express Storage Subsystem: Installation, User’s and Maintenance Guide