Rear service clearance required to replace fan trays
and fabric modules
11
Vertical rack-mount posts and rails
3
Airflow clearance area required at the rear of the
chassis within the cabinet (if a cabinet is used)
12
Area used for fan tray handles at the rear
of the chassis (allow 2 inches [5 cm])
4
Chassis depth.
13
Nearest object or inside of cabinet (no
side clearance required)
5
The chassis depth will increase by 2
inches when the 76mm Gen 2 fan tray
(N77-C7710-FAN-2) is used.
Note
Clearance required between the front of the chassis
and the inside of the cabinet (if used) or the edge of
14
Air intake from the cold aisle for all
modules and power supplies
6
the cold aisle (if no cabinet) for the cable
management frames and the optional front doors
Front service clearance required for installing the
chassis and replacing the modules on the front of the
chassis
15
Air exhaust to the hot aisle for all
modules and power supplies
7
No left side clearance required (no
airflow on left side)
8
Figure 4: Clearances Required Around the Chassis, on page 14
shows the clearance requirements for
conventional cold-aisle to hot-aisle systems which include rack enclosures with perforated front and rear
doors. The information given above does not apply to enclosures which have a solid rear or front door or wall
with other inlet or exhaust configurations. We recommend consulting a cooling professional if a solid rear or
front door is used.
Note
Cisco Nexus 7710 Switch Site Preparation and Hardware Installation Guide
15
OL-30452-01.
Preparing the Site
Clearance Requirements
