Dell S4820T, Installation Manual

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Installing ReadyRails — Tool-less Method
Use this installation method for four-post square hole or unthreaded round hole.
1. With the ReadyRails flange ears facing outward, place one rail between the left and right vertical
posts. Align and seat the rear flange rail pegs in the rear vertical post flange. In the following figure,
item 3 and its extraction shows how the pegs appear in both the square and unthreaded round holes.
Figure 4. Tool-less Configuration
2. Align and seat the front flange pegs in the holes on the front side of the vertical post, as shown in
item 1 in the figure.
3. Align and seat the rear flange pegs in the holes on the rear side of the vertical post, as shown in item
2 in the figure.
4. Repeat this procedure for the second rail.
5. To remove each rail, pull on the latch release button on each flange ear and unseat each rail, as
shown in item 4 in the figure.
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Install the Hardware