Connecting To The Cable System - Cisco CVA122 Hardware Installation Manual

Chapter 3 Installing the Cisco CVA122/CVA122E Cable Voice Adapter
Figure 3-5
To AC outlet
If not already done, plug the two-plug end of the power cord into the receptacle on the power supply.
Step 4
Plug the prong end of the power cord into a standard electrical power outlet at the site. Power is
Step 5
immediately supplied to the cable voice adapter. The cable voice adapter is meant to be left on at all
times, and therefore, has no power switch.
Continue with the following sections to connect the remaining cables to the Cisco CVA122/CVA122E
Step 6
Cable Voice Adapter.
Caution To turn off the cable voice adapter, disconnect the power cord from the wall outlet.

Connecting to the Cable System

To connect the Cisco CVA122/CVA122E Cable Voice Adapter to the cable TV (CATV) system:
Locate the CATV wall outlet to be used for the Cisco CVA122/CVA122E Cable Voice Adapter.
Step 1
If you want to use the same CATV wall outlet for both the Cisco CVA122/CVA122E Cable Voice
Step 2
Adapter and cable TV, contact your service provider for instructions on installing a cable
splitter/directional coupler to the cable outlet. Also, if required by the service provider, install a
high-pass filter between the TV and the Cisco CVA122/CVA122E Cable Voice Adapter to prevent
interference between the TV and networking signals.
Step 3 Connect one end of the coaxial cable to the CATV wall outlet (or to the cable splitter). Hand-tighten the
connector so that it is finger tight; then give it a 1/6 turn with a wrench.
Step 4 Connect the coaxial cable to the cable voice adapter's F-connector. Hand-tighten the connector so that
it is finger tight; then give it a 1/6 turn with a wrench. (See Figure 3-6.)
OL-0799-02 (05/2001)
Connecting the Power
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Cisco CVA122/CVA122E Hardware Installation Guide
Connecting to the Cable System
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