This might be very stupid but i have to dvr 510 and i also have a 301 my question would be how can i hook up the 301 to the 510? i know it has the cable input but how would i be able to switch over to that input please help out a noob... another question how can i send 2 feed through one cable just redid the siding and there is no way in HE!! im going to drill into that thanks crap i stuck it in the wrong spor i wont move or duble post but im srry (need more sleep)