Cisco Nexus 7000 Series Hardware Installation And Reference Manual page 17

Overview
Figure 2: Standard Hardware Features on the Front and Sides of the Cisco Nexus 7009 Chassis
1 Air intake area for power supply units
2 Fabric modules (up to 5) (N7K-C7009-FAB-2)
3 Cable management side frame
4 I/O or NAM modules (1 to 7 modules in slots 3
to 9).
5 Supervisor modules (1 or 2 modules in slots 1
and 2). These modules are of only one of the
following types (if installing two supervisor
modules, both modules must be the same type
with the same amount of memory):
• Supervisor 1 (N7K-SUP1)
• Supervisor 2 (N7K-SUP2)
• Supervisor 2 Enhanced (N7K-SUP2E)
6 Cable management top hood with LEDs
7 Air intake areas for supervisor, I/O, and fabric
modules
8 Handles used for adjusting placement of chassis
on mechanical lift
Cisco Nexus 7000 Series Hardware Installation and Reference Guide
Cisco Nexus 7009 Switch
5