User manual CASIO PV-S450 HARDWARE

[. . . ] In very low temperatures display response may slow down or fail entirely. This condition is temporary and operation should resume under normal temperatures. Avoid areas subject to excessive moisture, dirt, and dust. Avoid dropping the PV Unit and otherwise subjecting it to strong impact. [. . . ] Replace them as instructed in the User's Guide. · 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. Should this happen, replace batteries immediately. · Be sure to use alkaline batteries. 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. 17 · 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. About once a month, turn on the PV Unit and check its battery level. 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. If swallowed, consult with a physician immediately. · · 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. 18 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. · You can disable screen tap power on (so power can be turned on only by pressing the Action control) using the procedure below. To turn the screen tap power on feature on and off 1. While the Mode Menu or Action Menu is on the display, tap the Menu Bar icon to display the menu bar, and then tap Option ­ Power setting. 2. Tap the check box to turn the screen tap power on feature on (checked) or off (unchecked). [. . . ] Press the Action control to turn on PV Unit power and display the Action Menu. Scroll bar 2. If the mode you want is not on the screen, scroll the menu up and down. · See "Scroll Bars" on page 149 for details on using the scroll bar. · You can enter a mode using either of the following methods. [. . . ]