Certainly, all the lights, fan, etc are not all on the same circuit. Without being there, I can't begin to say what is going on.
My maiden voyage with my Coleman PUP, many moons ago, started out with a panic when I couldn't get any power to anything until I "accidently", intentionally lifted the swing up galley into place. The plunger switch controlled everything electrically. Without it being depressed, I had nothing.
2012 Flagstaff V Lite 30 WRLTS
2005 Dodge Ram 2500 5.7 Mag Hemi 3.72 Rearaxle
Nights camped 2015 = 23
Nights camped 2016 = 12!
Bamaganza '16 site A25 Maybe