Cisco cBR Series Hardware Installation Manual page 21

What is a Cisco cBR Series Converged Broadband Router
Hardware Module
Facility Power Entry Module (FPEM) (AC/DC)
Power Cassette Module
Fan Module
Table 5: Card Slot Pitch Definitions
Slot Type
Supervisor Slots
Supervisor PIC Slots
SSI Card Slots
SSI PIC Slots
Power Cassette Module
Facility Power Entry Module (FPEM) (AC/DC)
Fan Module
Table 6: Maximum Weight for Cards and Modules
Module
Supervisor Slots
Supervisor PIC Slots
SSI Card Slots
NSI/SSI Slots
SSI PIC Slots
NSI/SSI PIC Slots
Power Cassette Module
Function Description
Provides the physical hookup interface and
interconnection to the power modules for either the
AC or DC input voltage. The digital communication
from the power modules to the digital midplane; and
the power interconnect from the power modules to
the midplane Bus Bar. This module is field replaceable
to allow the facility to change from AC to DC or DC
to AC in the future without having to replace the
chassis.
Provides the physical support and keying for the
power supply modules. It is keyed with a
corresponding FPEM to determine AC or DC support.
Provides forced air cooling for the front and rear card
slots.
Quantity and Pitch
2 in the front of chassis on a 2.75" pitch
2 in the rear of chassis on a 2.75" pitch
8 in the front of chassis on a 1.48" pitch
8 in the rear of chassis on a 1.48" pitch
6 power supply bays in the front of the chassis
1 in the bottom, rear of the chassis
5 in the rear of the chassis on a 3.5" pitch
Maximum Weight
26 lbs.
6 lbs.
19 lbs.
19 lbs.
5 lbs.
5 lbs.
6 lbs.
Cisco Converged Broadband Routers Hardware Installation Guide
Field Replaceable Units
13