Back up and Media Solution following WHS

I have an old WHS back up system which frankly is well out of date to state the obvious. So ditched it for the set up below.

I am looking for a backup and media solution. I shoot a lot of photos so having these backed up securely and regularly is key. I run an Android box for the TV media, using emby server from the main PC.

Main PC Win 7 has the following

Internal drives
C : - SSD OS
E:- 3TB - Media shares to Andriod box and a few back ups of other folder from G and J (554GB Free)
F:...

Back up and Media Solution following WHS