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Installing The Slide Assemblies In The Rack; Two-Post, Open-Frame Relay Rack Wide-Hole Spacing - Dell PowerEdge 1750 Installationsanleitung

Rack
Vorschau ausblenden Andere Handbücher für PowerEdge 1750:
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F i g u r e 1 - 1 4 .
Tw o - P o s t , O p e n - F r a m e R e l a y R a c k W i d e - H o l e S p a c i n g
44 mm (1.75 inches [1 U])
To mark the rack, perform the following steps:
Place a mark on the rack's front vertical rails where you want to locate the bottom of
1
the system you are installing in the two-post rack.
The bottom of each 1-U space is at the middle of the narrowest metal area between
holes.
NOTE: If your rack has wide-hole spacing, go to step 3.
Place a mark 44 mm (1.75 inches) above the original mark you made (or count up
2
three holes in a rack with universal-hole spacing) (see Figure 1-13).
Each 1 U (44 mm, or 1.75 inches) of vertical space on a rack with universal-hole
spacing has three holes with center-to-center spacing between holes (beginning at the
top of a 1-U space) of 0.625, 0.625, and 0.5 inch (see Figure 1-13).
NOTE: If your rack has universal-hole spacing, you have completed the procedure
for marking the rack.
Place a mark 44 mm (1.75 inches) above the original mark you made (or count up to
3
the next hole in the rack with wide-hole spacing (see Figure 1-14).
Each 1 U (44 mm, or 1.75 inches) of vertical space on a rack with wide-hole spacing
has two holes with center-to-center spacing between holes (beginning at the top of a
1-U space) of 31.7 mm (1.25 inches) (see Figure 1-14).

Installing the Slide Assemblies in the Rack

You can install the slide assemblies in a two-post, open-frame rack having either universal-
hole spacing (see Figure 1-13) or wide hole spacing (see Figure 1-14). You can install the
1-U slide assemblies in either a flush-mount or center-mount configuration.
12.7 mm (0.5 inch)
31.7 mm (1.25 inches)
Rack Installation Guide
1-19

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