User manual TOSHIBA SATELLITE L45

[. . . ] Satellite L40/L45 Series User's Guide If you need assistance: Toshiba's Support Web site pcsupport. toshiba. com Toshiba Global Support Centre Calling within the United States (800) 457-7777 Calling from outside the United States (949) 859-4273 ® For more information, see "If Something Goes Wrong" on page 134 in this guide. GMAD00125011 04/07 2 Handling the cord on this product will expose you to lead, a chemical known to the State of California to cause birth defects or other reproductive harm. Wash hands after handling. Model: Satellite® L40/L45 Series Recordable and/or ReWritable Drive(s) and Associated Software Warranty The computer system you purchased may include Recordable and/or ReWritable optical media drive(s) and associated software, among the most advanced data storage technologies available. As with any new technology, you must read and follow all set-up and usage instructions in the applicable user guides and/or manuals enclosed or provided electronically. If you fail to do so, this product may not function properly and you may lose data or suffer other damage. [. . . ] 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. When you install the battery pack, you should hear a click when it is seated properly. The battery pack could explode. 102 Mobile Computing Taking care of your battery Maintaining your battery Fully discharging your battery pack will allow better accuracy of the battery meter. To fully discharge your battery pack: Periodically, 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 adaptor 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 adaptor to the computer and the power cord/cable to a power outlet. The DC-IN should glow green, and the battery light should glow amber to indicate that the battery pack is being charged. If the DC-IN indicator does not glow, power is not being supplied. Check the connections for the AC adaptor and power cord/cable. Charge the battery pack until the battery light glows green. 4 5 If you have extra battery packs, rotate their use. If you will not be using the system for an extended period, more than one month, remove the battery pack. If you are not going to use the computer for more than eight hours, disconnect the AC adaptor. Store spare battery packs in a cool dry place out of direct sunlight. Mobile Computing Disposing of used batteries 103 Disposing of used batteries The life of a battery pack depends on usage. When the battery pack needs replacing, the main battery light flashes amber shortly after you have fully recharged the battery. You must discard a battery if it becomes damaged. Never attempt to dispose of a battery pack by burning or by throwing it into a fire, and never allow exposure to a heating apparatus (e. g. , microwave oven). Heat can cause a battery pack to explode and/or release caustic liquid, both which may possibly cause serious injury. [. . . ] telephone systems and direct-connect modems. The RJ11 connector is a 6-wire connector. ROM (read-only memory) -- Non-volatile memory that can be read but not written to. Non-volatile here means that information in ROM remains whether or not the computer is receiving power. [. . . ]