Cisco Cisco IPS 4255 Sensor Installationsanleitung
2
Installing the Rail System for the Cisco IPS 4270-20
78-18283-01
Rail System Kit Contents
Figure 1
Round-, Square-, and Threaded-Hole Racks
No tools are required for the round- and square-hole racks. You may need screws that fit the
threaded-hole rack and a driver for those screws.You need a standard screwdriver to remove the round-
and square-hole studs from the slide assemblies when you install the security appliance in a
threaded-whole rack.
threaded-hole rack and a driver for those screws.You need a standard screwdriver to remove the round-
and square-hole studs from the slide assemblies when you install the security appliance in a
threaded-whole rack.
This rail system supports a minimum rack depth of 24 in. (60.96 cm) and a maximum rack depth of 36.5
in. (92.71 cm).
in. (92.71 cm).
Rail System Kit Contents
The rail system kit contains the following items:
•
Two slide assemblies
•
Two chassis rails
•
Four Velcro straps
•
Six zip ties
•
One cable management arm
•
A package of miscellaneous parts (screws, and so forth)
•
One cable management arm stop bracket
Space and Airflow Requirements
To allow for servicing and adequate airflow, follow these space and airflow requirements when choosing
where to place a rack:
where to place a rack:
•
Leave a minimum clearance of 25 in. (63.5 cm) in front of the rack.
•
Leave a minimum clearance of 30 in. (76.2 cm) behind the rack.
•
Leave a minimum clearance of 48 in. (121.9 cm) from the back of the rack to the back of another
rack or row of racks.
rack or row of racks.