User manual ACER ASPIRE 2920

[. . . ] Aspire 2920/2920Z/2420 Series User's Guide Copyright © 2007. Aspire 2920/2920Z/2420 Series User's Guide Original Issue: 10/2007 Changes may be made periodically to the information in this publication without obligation to notify any person of such revisions or changes. Such changes will be incorporated in new editions of this manual or supplementary documents and publications. This company makes no representations or warranties, either expressed or implied, with respect to the contents hereof and specifically disclaims the implied warranties of merchantability or fitness for a particular purpose. [. . . ] Our worldwide network of service centers are there to give you a helping hand. A list of available, authorized service centers is in this handy booklet. Always have your ITW passport on hand, especially when you travel, to receive the benefits from our support centers. Place your proof-of-purchase in the flap located inside the front cover of the ITW passport. If the country you are traveling in does not have an Acer-authorized ITW service site, you can still get in contact with our offices worldwide. Please consult http://global. acer. com. Before you call Please have the following information available when you call Acer for online service, and please be at your computer when you call. With your support, we can reduce the amount of time a call takes and help solve your problems efficiently. If there are error messages or beeps reported by your computer, write them down as they appear on the screen (or the number and sequence in the case of beeps). You are required to provide the following information: Name: __________________________________________________________________ Address: _________________________________________________________________ Telephone number: ______________________________________________________ Machine and model type: _________________________________________________ Serial number: ___________________________________________________________ Date of purchase: ________________________________________________________ 43 Battery pack The computer uses a battery pack that gives you long use between charges. English Battery pack characteristics The battery pack has the following characteristics: · · Employs current battery technology standards. Delivers a battery-low warning. The battery is recharged whenever you connect the computer to the AC adapter. Your computer supports charge-in-use, enabling you to recharge the battery while you continue to operate the computer. However, recharging with the computer turned off results in a significantly faster charge time. The battery will come in handy when you travel or during a power failure. It is advisable to have an extra fully charged battery pack available as backup. Contact your dealer for details on ordering a spare battery pack. Maximizing the battery's life Like all other batteries, your computer's battery will degrade over time. This means that the battery's performance will diminish with time and use. To maximize your battery's life, you are advised to adhere to the recommendations set out below. Conditioning a new battery pack Before you use a battery pack for the first time, there is a "conditioning" process that you should follow: 1 2 3 4 5 6 Insert the new battery without turning the computer on. Reconnect the AC adapter and fully charge the battery again. 44 Follow these steps again until the battery has been charged and discharged three times. Use this conditioning process for all new batteries, or if a battery hasn't been used for a long time. If the computer is to be stored for more than two weeks, you are advised to remove the battery pack from the unit. English Warning: Do not expose battery packs to temperatures below 0°C (32°F) or above 45°C (113°F). Extreme temperatures may adversely affect the battery pack. By following the battery conditioning process you condition your battery to accept the maximum possible charge. Failure to follow this procedure will prevent you from obtaining the maximum battery charge, and will also shorten the effective lifespan of the battery. [. . . ] Nevertheless, some pixels may occasionally misfire or appear as black or red dots. This has no effect on the recorded image and does not constitute a malfunction. Macrovision copyright protection notice "U. S Patent Nos. 4, 631, 603; 4, 819, 098; 4, 907, 093; 5, 315, 448; and 6, 516, 132. " This product incorporates copyright protection technology that is protected by U. S. Use of this copyright protection technology must be authorized by Macrovision, and is intended for home and other limited viewing uses only unless otherwise authorized by Macrovision. [. . . ]