Well as you said you have already run a "Check Switch" I can only guess that the Dish is not aimed correctly yet.
Go back to the basics, aim the Dish with a line directly to the 91 LNBF, peak the signal, then connect the switch and run the "Check Switch" again.
If you are a Rental Customer, call Bell, your Service Call is covered under warranty.
Go back to the basics, aim the Dish with a line directly to the 91 LNBF, peak the signal, then connect the switch and run the "Check Switch" again.
If you are a Rental Customer, call Bell, your Service Call is covered under warranty.