User manual ACER ASPIRE ONE 756-B844G506

[. . . ] 04 Contents Aspire One User?s Manual 2012 All Rights Reserved Aspire One User?s Manual This revision: 11/2012 Model number: __________________________________ Serial number: ___________________________________ Date of purchase: ________________________________ Place of purchase: ________________________________ iii Information for your safety and comfort Safety instructions Read these instructions carefully. Keep this document for future reference. Follow all warnings and instructions marked on the product. English Turning the product off before cleaning Unplug this product from the wall outlet before cleaning. [. . . ] Press <Fn> + <F4> or close the display cover whenever you are not actively using the computer. To resume, open the display (if closed), then press and release the power button. Taking the computer home When you are moving from your office to your home or vice versa. Preparing the computer After disconnecting the computer from your desktop, follow these steps to prepare the computer for the trip home: ?Check that you have removed all media and compact discs from the drive(s). Failure to remove the media can damage the drive head. Pack the computer in a protective case that can prevent the computer from sliding around and cushion it if it should fall. Caution: Avoid packing items next to the top cover of the computer. Pressure against the top cover can damage the screen. What to take with you Unless you have some items at home, take the following items with you: ?Special considerations Follow these guidelines to protect your computer while traveling to and from work: ?Minimize the effects of temperature changes by keeping the computer with you. If you need to stop for an extended period of time and cannot carry the computer with you, leave the computer in the trunk of the car to avoid exposing the computer to excessive heat. Changes in temperature and humidity can cause condensation. Allow the computer to return to room temperature, and inspect the screen for ? 25 condensation before turning on the computer. If the temperature change is greater than 10 C (18 F), allow the computer to come to room temperature slowly. If possible, leave the computer for 30 minutes in an environment with a temperature between outside and room temperature. English Setting up a home office If you frequently work on your computer at home, you may want to purchase a second AC adapter for use at home. With a second AC adapter, you can avoid carrying the extra weight to and from home. If you use your computer at home for significant periods of time, you might also want to add an external keyboard, monitor or mouse. Traveling with the computer When you are moving within a larger distance, for instance, from your office building to a client's office building or traveling locally. Preparing the computer Prepare the computer as if you were taking it home. [. . . ] ? Viewing direction range class Screen tilt angle Design screen illuminance Class II Part no. ???????????????????????? b 41 LCD panel ergonomic specifications Design viewing distance Design inclination angle Design azimuth angle Viewing direction range class Screen tilt angle Design screen illuminance 500 mm 0. Reflection class of LCD panel (positive and negative polarity) Image polarity Reference white: Pre-setting of luminance and color temperature @ 6500K (tested under BM7) Pixel fault class ?Yn u'n v'n Illuminance level: [250 + (250cos?)] lx where ? [. . . ]