[. . . ] The serial number and model number are recorded on the label affixed to your computer. All correspondence concerning your unit should include the serial number, model number and purchase information. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronically, mechanically, by photocopy, recording or otherwise, without the prior written permission of Acer Incorporated. Aspire 7520/7220 Series Notebook PC Model number: __________________________________ Serial number: ___________________________________ Date of purchase: ________________________________ Place of purchase: ________________________________ Acer and the Acer logo are registered trademarks of Acer Incorporated. Other companies' product names or trademarks are used herein for identification purposes only and belong to their respective companies. v Information for your safety and comfort Safety instructions Read these instructions carefully. [. . . ] 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. 45 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. 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. In addition, the useful lifespan of the battery is adversely affected by the following usage patterns: · Using the computer on constant AC power with the battery inserted. If a button shows one of several choices, such as sort order, the current setting is shown by a brightly colored ball on the button. When there is more than one CD or DVD drive, all drives will be shown. Pictures and videos are shown as files (with thumbnails) and organized into folders. If there is more content than will fit on a page, use the buttons at the lower right to scroll through the pages. English Note: For more detailed information on the features of Acer Arcade, please refer to the Arcade Help menu. This can be accessed from the Arcade home page by selecting Help . Settings There are settings in Acer Arcade that allow you to fine-tune its performance to suit your machine and your personal preferences. To access Settings, click on this icon located on the upper-right hand corner of the main page. Click Acer Arcade Help for comprehensive help on each Arcade mode. In Display Settings: Use the "Screen Ratio" option to choose between standard (4:3) or widescreen (16:9) display when watching movies. The "4:3 Movie Display Type" option allows you to select between "CinemaVisionTM" or "Letterbox" mode. · · Acer CinemaVisionTM is a nonlinear video stretching technology that produces minimal distortion in the center of the picture. The Letterbox option displays widescreen movie content in its original aspect ratio and adds black bars at the top and bottom of the screen. "Color profile" allows you to choose between "Original" or "ClearVisionTM. " · Acer ClearVisionTM is a video enhancement technology that detects video content and dynamically adjusts the brightness/contrast/saturation levels so that you do not need to change the color settings if the movie you are watching contains scenes that are overly dark or too bright. 50 In Audio Settings: Use "Speaker Environment" to choose between "Headphones, " "SPDIF, " "2" or more speakers depending on your audio equipment. "Output Mode" should be set to "Stereo" if you are listening to speakers, "Dolby Surround, " or "Virtual Surround Sound" if you are using headphones. English Note: If your speakers are not capable of outputting low-frequency signals, it is recommended that you do not select Virtual Surround Sound, in order to avoid damaging your speakers. Click About Acer Arcade to open a page with version and copyright information. [. . . ] 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. Reverse engineering or disassembly is prohibited. 91 Note: Below regulatory information is for models with wireless LAN and/or Bluetooth only. General This product complies with the radio frequency and safety standards of any country or region in which it has been approved for wireless use. Depending on configurations, this product may or may not contain wireless radio devices (such as wireless LAN and/or Bluetooth modules). Below information is for products with such devices. European Union (EU) R&TTE Directive 1999/5/EC as attested by conformity with the following harmonized standard: · Article 3. 1(a) Health and Safety · · · · EN60950-1:2001 EN50371:2002 EN50360:2002 (Applied to models with 3G function) EN301 489-1 V1. 4. 1:2002 EN301 489-17 V1. 2. 1:2002 EN301 489-3 V1. 4. 1:2002 (Applied to models with 27MHz wireless mouse/keyboard) EN301 489-7 V1. 2. 1:2002 (Applied to models with 3G function) EN301 489-24 V1. 2. 1:2002 (Applied to models with 3G function) EN300 328 V1. 5. 1:2004 EN301 893 V1. 2. 3:2003 EN300 220-1 V1. 3. 1:2000 (Applied to models with 27MHz wireless mouse/keyboard) EN300 220-3 V1. 1. 1:2000 (Applied to models with 27MHz Article 3. 1(b) EMC · · · · · · Article 3. 2 Spectrum Usages · · · · English Radio device regulatory notice English 92 wireless mouse/keyboard) · · · English EN301 511 V9. 0. 2:2003 (Applied to models with 3G function) EN301 908-1 V2. 2. 1:2003 (Applied to models with 3G function). [. . . ]