Nextar I4-BC User Guide - Page 10

Power Supply Preparation Using the AC Adaptor The unit is supplied with an AC adaptor for powering and charging its battery. 1. Connect AC adaptor to the right side of the unit in the jack marked DC 5V IN, as shown on the right. 2. Plug the two-prong end of the power cord into a grounded electrical outlet. Note: Turn unit's power off before unplugging. When using the adaptor, the LCD screen will be brighter than with the rechargeable battery. Using the Car Adaptor The unit is supplied with a Car Adaptor for powering while in a vehicle. Connect the Car Adaptor Power Plug to the unit's power jack and plug the other end to the vehicle's 5V accessory/ cigarette socket, as shown on the right figure. Attention Place the unit in a proper position for viewing. Disconnect the unit from the Car Adaptor when starting the vehicle. Your portable GPS unit comes with a built-in rechargeable battery. Please see details in the following segment. 10