Demitrios, no need to worry you have an excellent receiver and there will be an abundance of help from forum members for you. The Denon manuals are typically difficult to decipher unless read at least 5 times.
Post whatever specific problems you are having with your setup, you will get enough help so that in no time you'll have it up and running how you want.

A computer once beat me at chess, but it was no match for me at kick boxing.