Plenty of time to get the good stuff, start with the basics and bring a notebook with you to list out all of the "things" you need. First night, do a camp driveway, so you can run into the house to get anything you forgot.
The x17z is a very nice unit. Good luck and enjoy it! Keep us posted on your trips/experiences and any questions, we were all newbies once.
2013 Jayco JayFlight 26RKS
2013 Ford F150 Ecoboost FX4
2003 Coleman Bayside / 2011 Jayco Jayfeather X20E -- RIP
2012 Tacoma Sport DCSB / 2013 Tundra SR5 - RIP