8 Mounting the Device2 Insert the supplied screws into the rack mounting holes and tighten with a screwdriver.3 Repeat the process for the rack-mounting bracket on the other side of the device.4 Insert the unit into the 19 inch (48.26 centimeters) rack ensuring the rack-mounting holeson the device line up to the mounting hole on the rack.5 Secure the unit to the rack with the rack screws (not provided). Fasten the lower pair of screwsbefore the upper pair of screws. Ensure that the ventilation holes are not obstructed.Installing on a Flat SurfaceThe device must be installed on a flat surface if it is not installed on a rack. The surface must be ableto support the weight of the device and the device cables.1 Attach rubber feet on each marked location on the bottom of the device chassis.2 Set the device on a flat surface, while leaving 2 inches (5.08 centimeters) on each side and 5 inches(12.7 centimeters) at the back.3 Ensure that the device has proper ventilation.Installing on a WallTo mount the switch on a wall:1 Ensure that the mounting location meets the following requirements:• The surface of the wall must be capable of supporting the switch.• Allow at least 5.1 cm (2 inches) space on the sides for proper ventilation and 12.7 cm (5 inches)at the back for power cable clearance.• The location must not be exposed to direct sunlight.• The location must be at least 2 feet away from any heating vents, and no area-heating vent shouldpoint towards the unit.• The location must be ventilated to prevent heat buildup.• Do not locate the switch near any data or electrical cabling.• The power cable must be able to reach an outlet.2 Use the supplied screws to attach a mounting bracket to each side of the switch(see the following figure).