NEC Express5800/320Ma Przewodnik Instalacji Pobierz pdf (Strona 19)

Installing a Rack-Mounted System

Installing a Rack-Mountable System 2-3

Figure 2-1. EIA Square-Hole Pattern on the Vertical Rail

If your rack is not already numbered, use a marker or pencil to number the middle hole

of at least the following:

• The 4U in which to install each system

• The 1U in which to install a keyboard, video, and mouse (KVM) switch, if ordered

The following instructions direct you to start numbering the middle hole of the third U in

the cabinet, which is the eighth hole, to leave room at the bottom of the cabinet for the

PDUs.

To number the vertical rails in a cabinet

1. On each of the front rails, number the middle hole of the 4U where you will install

the system. In Figure 2-2, the middle hole of the third, fourth, fifth, and sixth Us are

numbered.

1/2 in. (1.27 cm)

5/8 in. (1.59 cm)

1 2 ... 14 15 16 17 18 19 20 21 22 23 24 ... 75 76

Brak uwag

NEC Express5800/320Ma Przewodnik Instalacji Strona 19