User manual CASIO PV-750 HARDWARE

[. . . ] Avoid dropping the PV Unit and otherwise subjecting it to strong impact. Besides creating the risk of scratching the touch screen, an object coming into contact with the screen can cause power to turn on and run down the batteries. Do not use a pen, pencil, or other sharp object to touch or press the display. To clean the exterior of the PV Unit, wipe it with a soft cloth dampened in a weak solution of a mild neutral detergent and water. [. . . ] · If you continue using the PV Unit after the low battery warning message appears, power may suddenly turn off or the contrast adjustment screen may suddenly appear. Manganese batteries provide very short battery life. Battery Precautions Incorrectly using batteries can cause them to burst or leak, possibly damaging the interior of the PV Unit. · · Be sure to use alkaline batteries only to power this PV Unit. Be sure that the positive (+) side of each battery is facing in the correct directions. · Never mix batteries of different types. 15 · Never mix old batteries and new ones. · Do not expose batteries to direct heat, let them become shorted, or try to take them apart. · Never leave dead batteries in the battery compartment. · · · Remove the batteries if you do not plan to use the PV Unit for a long time. Replace batteries at least once every year, no matter how much you use the PV Unit during that period. If the low battery warning appears or if nothing at all appears on the display, replace batteries as soon as possible. Never try to recharge the batteries that come with the PV Unit. · · Should a battery leak, clean out the battery compartment of the PV Unit immediately, taking care to avoid letting battery fluid come into direct contact with your skin. Keep batteries out of the reach of small children. · · Frequent data synchronization using the PC sync for Windows application that comes with the PV Unit shortens battery life. The batteries that come with this unit discharge slightly during shipment and storage. Because of this, they may require replacement sooner than the normal expected battery life. 16 Chapter 1 To replace the batteries Getting Acquainted Important!· Always make sure the battery switch is in the NORMAL OPERATION position at all times, except when replacing batteries. Remove both of the old batteries and replace them with new ones, referring to the procedure on pages 1 through 3. To turn power on and off 1. Touch anywhere on the PV Unit screen or press the Action control to turn on power. To turn power off, tap Off with the stylus. Auto Power Off The Auto Power Off function automatically turns off power whenever you do not perform any operation for a specified period. You can specify 1 minute, 3 minutes, or 6 minutes before Auto Power Off is triggered (page 159). Use the procedure described under "To turn power on and off" above to turn power back on. Using the Backlight Tapping the Light icon beneath the PV Unit screen illuminates the display screen for about 15 seconds for easy viewing, even in the dark. · · Tapping the Light icon while the backlight is on turns it off. The backlight may fail to turn on when battery power is low and during data communication. Action Control and Stylus Many of the PV Unit's operations can be performed using either a stylus or the Action control on the left side of the unit. The following describes the general operations that can be performed with each. 17 Stylus The stylus takes the place of a computer mouse. In this manual, all data input operations are described using stylus operations. · Tap Tap the tip of the stylus on the display to press a button, select an item, select a data input field, etc. · Double-tap Tap the display twice in relatively quick succession. [. . . ] · See "Scroll Bars" on page 142 for details on using the scroll bar. · Use the Action control to highlight the name of the mode and then press the Action control. Customizing the Appearance of the Mode Menu You can rearrange Mode Menu so the icons are in any order you want. The following procedures describe how to swap the positions of two icons and how to move an icon to a specific location. Note that you cannot change the positions of icons on the Action Menu. Swapping Two Icons Use the following procedure to swap the positions of two icons. [. . . ]