User manual TOSHIBA SATELLITE A200 (PSAEL)

[. . . ] If you fail to do so, this product may not function properly and you may lose data or suffer other damage. TOSHIBA AMERICA INFORMATION SYSTEMS ("TOSHIBA"), ITS AFFILIATES AND SUPPLIERS DO NOT WARRANT THAT OPERATION OF THE PRODUCT WILL BE UNINTERRUPTED OR ERROR FREE. YOU AGREE THAT TOSHIBA, ITS AFFILIATES AND SUPPLIERS SHALL HAVE NO RESPONSIBILITY FOR DAMAGE TO OR LOSS OF ANY BUSINESS, PROFITS, PROGRAMS, DATA OR REMOVABLE STORAGE MEDIA ARISING OUT OF OR RESULTING FROM THE USE OF THE PRODUCT, EVEN IF ADVISED OF THE POSSIBILITY THEREOF. Protection of Stored Data For your important data, please make periodic back-up copies of all the data stored on the hard disk or other storage devices as a precaution against possible failures, alteration, or loss of the data. IF YOUR DATA IS ALTERED OR LOST DUE TO ANY TROUBLE, FAILURE OR MALFUNCTION OF THE HARD DISK DRIVE OR OTHER STORAGE DEVICES AND THE DATA CANNOT BE RECOVERED, TOSHIBA SHALL NOT BE LIABLE FOR ANY DAMAGE OR LOSS OF DATA, OR ANY OTHER DAMAGE RESULTING THEREFROM. [. . . ] Connect your computer to an AC power source. Conserving battery power How long a fully charged battery lasts when you are using the computer depends on a number of factors, such as: How the computer is configured How much you use the display panel instead of an external monitor How much you use the hard disk and other drives Whether you use any optional devices to which the battery supplies power, such as a PC Card Where you are working--since operating time decreases at low temperatures 116 Mobile Computing Monitoring battery power There are various ways in which you can conserve power and extend the operating time of your battery: Enable Standby or Hibernation, which saves power when you turn off the computer and turn it back on again. Use Toshiba's power-saving options. These power-saving options control the way in which the computer is configured. By using them, you can greatly increase the length of time you can use the computer before you need to recharge the battery. Toshiba has combined these options into preset power usage modes or profiles. Power profiles in Windows XP In Windows XP, you can choose from predefined power profile or select your own combination of power management options. The following steps describe this procedure. NOTE If you try to use the power management feature in Windows, a message tells you to close the Microsoft power options and use the Toshiba Power Saver instead. 1 2 3 4 Open the Start menu, click Control Panel, then Performance and Maintenance. Select an appropriate profile for your work environment, or create your own custom profile. For more information, see "Power Saver" on page 153. Mobile Computing Monitoring battery power 117 Using a hot key to set the power profile You may use a hot key to set the power profile. To set the power profile: 1 Press Fn and F2 simultaneously to display the power profile pop-up window. Sample Power Profile mode pop-up window 2 While continuing to press Fn, press F2 until you select the desired power profile. The power profile options are: Full Power, High Power, Normal, DVD Playback, Presentation, and Long Life. For more information on setting the battery power profile, see "Power Saver" on page 153. 118 Mobile Computing Changing the main battery Changing the main battery When your battery power is running low, you have two options--connect the computer to an AC power source or install a charged battery. When handling a battery, be careful not to drop it or shortcircuit its terminals. The main battery is designed so that it cannot be installed in reverse polarity. Charge the battery only in the computer or in a battery charger designated as an approved option. 122 Mobile Computing Taking care of your battery When you install the battery pack, you should hear a click when it is seated properly. The battery pack could explode. Maximizing battery life To maximize the life of your battery pack: At least once a month, disconnect the computer from a power source and operate it on battery power until the battery pack fully discharges. Before doing so, follow the steps below: 1 2 3 Turn off the computer's power. Disconnect the AC adapter and turn on the computer's power. Operate the computer on battery power for five minutes. If the battery pack has at least five minutes of operating time, continue operating until the battery pack is fully discharged. If the battery light flashes or there is some other warning to indicate a low battery, go to step 4. Connect the AC adapter to the computer and the power cord/cable to a power outlet. The DC-IN or AC power-light should glow green, and the battery should glow amber to indicate that the battery pack is being charged. If the DC-IN or AC power-light indicator does not glow, power is not being supplied. [. . . ] A diskette is one example of a removable disk. resolution--A measure of the sharpness of the images that can be produced by a printer or displayed on a screen. For a printer, resolution is expressed in dots per inch (dpi). For a screen, it is expressed as the number of pixels available horizontally and vertically. [. . . ]