How the heck do I install a 721 reciever

[neljtorres]

My current settings are dish 500 system with two sw21 to the reciever 301 and 508. I wnt to upgrade my 301 to a 721. How do I install the 721?

 

[larrystotler]

You are going to have to upgade to a 500Quad and run a second line to the 721 at the very least,

 

[shadowwalker]

I think the easiest way is a Legacy or DP Quads. Two outputs to feed the 721, 1 output to feed the 508 and 1 left over