Let me clarify what I meant...
1) Put DVR in Garage
2) Run Out 1 to LNB 1
3) Run Out 2 to LNB 2
4) Run Out 3 to BedRoom
5) On the DVR80, run the RF out (the output with the F-connector) to your LR TV.
6) Buy a IR to RF Transmitter (http://www.smarthome.com/8210.HTML)
7) Enjoy...