ok i wsa playing around with my box when i first got it. i tried to delete the channels that were not needed and somehow i screwed up big time. i RESCANNED and now i get weird channels. when i first got it i got ALL the same channels as my dish network and more. not i get very lil. is there a way to get the channels back. i was told i needed a serial cable to hook up to my computer. so i have that but then the guy helping me but is M.I.A. so can anyone help me please..thanx in advance