nüvi 2200/2300/2400 Series Owner’s Manual 57AppendixAppendixPower CablesYour device can be powered threeways.• Vehicle power cable• USB cable (included with somemodels)• AC adapter (optional accessory)About GPS SatelliteSignalsThe device must acquire satellitesignals in order to navigate.When the device has acquiredsatellite signals, the signal strengthbars on the main menu are green. When it loses satellite signals,the bars turn red or clear .For more information about GPS, goto www.garmin.com/aboutGPS.Caring for Your DeviceNoticeAvoid dropping your device andoperating it in high-shock and high-vibration environments.Do not expose the device to water.Contact with water can cause thisdevice to malfunction.Do not store the device whereprolonged exposure to extremetemperatures can occur, because itcan cause permanent damage.Never use a hard or sharp object tooperate the touchscreen, or damagemay result.