Chapter 2 – Getting Started13Rugged Tablet Computer RTC-1200SK2.2 Notes before useBefore using your device, please read through the following instructions Use only the power adapter that comes with your device. Using a differentpower adapter may cause damage. The AC cable is designed for the RTC-1200SK only This product is intended to be supplied by a Listed Power Adapter or DC powersource, rated 19Vdc, 3.42A minimum, Tma = 40°C. Please contact AAEON forfurther assistance. Using a power outlet is the best way to charge your device (refer to section 1.2for the adapter’s voltage output and acceptable input) When using the device for the first time, fully charge the battery for up to 8hours. If the device is inactive, charging the battery once per month isrecommended to prevent deterioration. There are two batteries in the RTC-1200SK: both batteries can be monitored atthe title bar). Charge the device once battery 1 drops below 20% Always allow your battery to be fully charged before use. Calibrating the batterybefore use is also highly recommended. To prolong battery life, allow a fully charged battery to discharge more than95% before recharging Ensure that the battery cover is properly secured by manually pushing the pin tolock position. The RTC-1200SK CANNOT be charged via an USB connection. The IP65 waterproof protection may get damaged when subjected to shocksgreater than levels tested in MIL-STD-810G Method 516.6 Procedure IV. Theprotection may also be affected if the rubber connector fails to cover or closefirmly.www.texim-europe.com