Supports Supervisor Engine 2, Supervisor Engine 32, and Supervisor Engine 720.
Supervisor Engine 2 is installed in slot 1 and slot 2.
Supervisor Engine 1A is not supported.
Supervisor Engine 32 and Supervisor Engine 720 are installed in slot 7 and slot 8.
Supervisor Engine 32 and Supervisor Engine 720 require that you install the high-speed fan tray. You must also install a 2500 W or higher capacity power supply in the chassis to power the high-speed fan tray.
Supervisor Engine 720 has built-in switching fabric. Switch Fabric Modules are not supported by Supervisor Engine 720 and cannot be installed in the same chassis.
The uplink ports are fully functional on all redundant supervisor engine models when they are in standby mode.
Try:
http://www.cisco.com/en/US/products/hw/switches/ps708/products_installation_guide_chapter09186a008020e083.html#wp1065757
