User manual TOSHIBA SATELLITE A45-S121

[. . . ] Satellite A40/A45 Series User's Guide If you need assistance: ® 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 201 in this guide. 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. C6669-1103M1 2 Model: Satellite® A40/A45 Series ReWritable CD/DVD Drives The computer system you purchased may include a ReWritable CD and/or DVD drive(s), 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. [. . . ] Turn off the computer via the Start menu or place it in Hibernate mode according to the instructions in "Using Hibernation" on page 109. 126 3 4 5 Mobile Computing Changing the main battery Remove all cables connected to the computer. Close the display panel and turn the computer upside down with the front side of the computer facing you. Move the battery release lock toward you (and the front of the computer) to move the battery release latch. Releasing the battery lock 6 Slide the battery release latch to the right. Releasing the battery Mobile Computing Changing the main battery 127 7 While still holding the release latch in the open position lift the battery pack out of the computer. Removing the battery If the battery is leaking or its case is cracked, put on protective gloves to handle it, and discard it immediately following the advice in "Disposing of used batteries safely" on page 130. Inserting the battery in the computer Assuming you just removed the battery pack (see "Removing the battery from the computer" on page 125): 1 2 3 4 5 Place the battery pack in the battery compartment. Ensure the battery release latch clicks into place. Move the battery release lock toward the back of the computer to lock the release latch. Reconnect the cables and turn on the computer. 128 Mobile Computing Taking care of your battery Taking care of your battery The following sections offer tips on how to take care of your battery and prolong its life. Safety precautions If the battery pack produces an odor, overheats or changes color or shape while it is being used or charged, turn off the computer's power immediately and disconnect the power cord from the power socket. Carefully remove the battery pack from the computer. Do not try to disassemble a battery pack. Do not overcharge or reverse charge a battery. Overcharging will shorten its life, and reverse charging could damage it. Avoid touching the metal terminals of the battery with another metal object. Short-circuiting the battery can cause it to overheat and may cause damage to the battery or the computer. Do not incinerate a spent battery, as this could cause it to explode and release toxic materials. If a battery is leaking or damaged, replace it immediately. Use protective gloves when handling a damaged battery. To replace the main battery, use an identical battery that you can purchase through toshiba. com. A reverse polarity condition should be avoided with all batteries. 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. Mobile Computing Taking care of your battery 129 Do not expose the battery pack to fire. 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. [. . . ] By non-volatile, we mean that information in ROM remains whether or not the computer is receiving power. This type of memory is used to store your computer's BIOS, which is essential instructions the computer reads when you start it up. Compare RAM. S select -- To highlight or otherwise specify text, data, or graphics with the intent to perform some operation on it. serial -- Processes that occur one at a time. [. . . ]