Dell KVM 2161DS - Manual (Page 28)

12 Installation
1 Line up the holes of the mounting brackets with the screw holes in the
switch.
2 Fasten the mounting bracket to the switch using the button head socket
cap screws on each side.
3 Mount the switch assembly to the rack by inserting the three mounting
hooks on one side of the bracket into square holes in the vertical rack.
4 Press down until the blue push button pops out and clicks.
Figure 2-1. OU Mounting Bracket Installation
To install the 2161DS-2/4161DS Remote Console Switch 1U four point
switch mounting bracket:
1 Remove the screws on each side of the 1U four-point switch and set
them aside to attach to the front 1U bracket pieces later.
2 Line up the vent holes in the “long side” of the kit’s front brackets with
the vent holes in the switch.
NOTE: The switch vent holes must not be covered by the bracket, which will occur
if installed on the wrong side of the switch.