Coolsat 7000 pvr

Question

I have a new CS7000 pvr. I hooked this up to my preexisting bell expressview dish which has:2 LNBs legacy i believeconnected to 1 sw21 switchthen wired to the reciever.Plugged into my expressview I have 95% signal of nimiq satalites 82 & 91Plugging into my CS7000 I recieve no signal at all on these sats. some others sats give me 35% & one 40% no channels thoughPlug back into expressview reciever and bang 95%What I need to know is am I doing something wrong?