Dave, CONGRATS. Have you found your TV antenna amp button? Mine is located in the overhead compartment above the passenger seat. If the amp is "on" a very small (usually green) light will be on. To watch cable, you want the amp and light "off".
Darrell, Mary & K.C. Toller Mix
In our hearts: Goldens, Tess & Jericho
'15 Jayco Precept 31 UL "Bertha"
'13 Wrangler Sahara...AKAFUN
Roadmaster base plate
Ready Brute Elite towbar and brake combo