Figure 2: Mounting Hardware for a Four-Post Rack or Cabinet
Four-post open rack
Small mounting shelf
Large mounting shelf
Install the Mounting Hardware in an Open-Frame Rack
1.
On the rear of each rack rail, partially insert a mounting screw into the highest
hole specified in Table 3 on page 7.
2.
Install the large shelf on the rack. Hang the shelf over the mounting screws using
the keyhole slots located near the top of the large shelf flanges.
3.
Partially insert screws into the open holes in the ears of the large shelf.
4.
Tighten all the screws completely.
Table 3: Open-Frame Rack Mounting Hole Locations
Distance Above “U” Division
Hole
9.86 U
17.26 in. (43.8 cm)
30
8.86 U
15.51 in. (39.4 cm)
27
7.86 U
13.76 in. (34.9 cm)
24
6.86 U
12.01 in. (30.5 cm)
21
Step 2: Install the Mounting Hardware
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Step 2: Install the Mounting Hardware
