Specifications
Chapter 3: Additional Information 
48 
z  If you subscribe to video service over cable, the cable signal may not be reaching the 
modem. Confirm that good quality cable television pictures are available to the coaxial 
connector you are using by connecting a television to it. If your cable outlet is “dead”, 
call your Cable Company. 
z  Verify that the Cable Modem service is DOCSIS-compliant and PacketCable-compliant 
by calling your cable provider. 
I don’t hear a dial tone when I use a telephone. 
z  Telephone service is not activated. If the rightmost light on the Residential Voice 
Gateway stays on while others flash, check with your TSP or cable company. 
z  If the Residential Voice Gateway is connected to existing house telephone wiring, make 
sure that another telephone service is not connected. The other service can normally be 
disconnected at the Network Interface Device located on the outside of the house.   
z  If using the second line on a two-line telephone, use a 2-line to 1-line adapter cable. 
For more Usage and Troubleshooting Tips use the web site links provided on the CD-ROM: 
http://www.cable-modem.rca.com/help 










