Using the MobilePro 4-3Note The first time you install the main battery, the MobileProautomatically powers on when you open the display panel.The first time you power on the MobilePro, the screen contrast mayneed adjustment. See the following section, “Making Display PanelAdjustments,” for details.If the MobilePro is not used for a specified length of time, itautomatically shuts off. You can select how long the unit remains onwhen running on battery power alone through the Power selection inthe Windows CE Control Panel. On the Windows CE desktop, tapStart, Settings, Control Panel. Double tap the Power icon and select thePower Off tab to designate a power off time.Note As a general operation rule, frequently back up andsynchronize data between your MobilePro and your host PC.Synchronization occurs each time you connect your MobilePro to yourhost PC, once initial synchronization is configured. For details, seeChapter 1.For information about backing up and restoring data, see the section inChapter 3, “Backing Up and Restoring Data.”Making Display Panel AdjustmentsYou can adjust the brightness of the display panel in the MobileProusing two function keys located at the top right of the keyboard.Increasing panel brightness can dramaticallylower battery life.Follow these steps to adjust the display panel brightness.1. Open the display panel and power on the unit.