A digital set-top cable box (a.k.a converter) is necessary for any of the following reasons:
- You don't have a cable-ready TV.
- In cases where your TV, VCR or DVD cannot tune to all of the channels provided as part of your cable service.
- You wish to subscribe to premium services, such as HBO or Showtime.
- You wish to subscribe to Premiums On Demand, Movies On Demand and other Interactive services.
For technical information about your specific cable set-top box, refer to the Equipment and Instruction Manuals page.