Power connections ContentsPower connectionThe supplied power cable is connected to the PWR/Video/Audio connector located on the rear of the display. The power cable must then be connected to a 12 V dc or 24 V dc power supply; this can be achieved by connecting to a distribution panel, or directly to a battery. The product is protected against reverse polarity.Power distributionRecommendations and best practice for the power connection of products supplied with a drain wire as part of the supplied power cable.Grounding — optional grounding pointFrequencies emitted from equipment such as switch mode power supplies or MF/HF transmitters etc. can cause interference with your display’s touchscreen. If you experience issues with touchscreen performance, fitting an additional dedicated ground connection can resolve the issue.Previous topic: Cables and connections — General informationNext topic: Network connections