I found the best way to get familiar with your camper is to identify every appliance and electronic item by brand and model if possible. Then the internet becomes yours friend as you search and download the manuals for everything from the range to the stereo to the slide. Enjoy and happy camping.
2012 FunFinder X 210UDS
4-68 watt flexible panels; 1-215 glass panel/4 Battle Born LiFePO4 Deep Cycle Batteries
2014 Ford F350 6.7 Liter PowerStroke V-8 Diesel longbed, SRW