Using the operating panel inside the vehicle (usually above the conversion door), you can not only switch the vehicle's 12 V power supply on and off, you can also read various information about the vehicle here (depending on the equipment).
- Level of the fresh and waste water tank.
- (Charge) status of the starter and body battery.
- The 230 V indicator lamp lights up whenever line voltage is available at the transformer/rectifier
- Power input or output
For more information about the operating panel in your vehicle, see your instruction manual.