Camco Battery Fridge Refridgerator Alarm Rv Motorhome "lights working coleman campers" Questions

...coleman cheyenne 2000 pop up camper and none of the lights will turn on to include the carbon monoxide alarm. All of the outlets work fine. We checked the fuzes and flipped the switch. We also ...

lights in the RV are working when the camper is plugged in but not working when unplugged I have no manual and was wondering if there is a switch somewhere there is a power inverter,somewhere near the