Cisco Prisma II HD-LRMW Installation And Operation Manual page 44

Chapter 2 Module Installation
Prisma II XD Chassis
Attach a 75-ohm RF cable to the appropriate RF source.
1
Locate the RF ports at the back of the chassis.
2
Attach the other end of the RF cable to Port A connector (RF IN) of the
3
corresponding slot where the module is to be installed. This is the RF
input connection.
If F-connectors are installed, use a 7/16-in. open-end wrench to secure
4
both cables to the connectors at the chassis.
20