Acer 4920, MS2219 manual Taking care of your computer, Taking care of your AC adapter

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To turn the power off, do any of the following:

•Use the Windows shutdown command Click on Start then click on Shut Down.

•Use the power button

You can also put the computer in sleep mode by pressing the sleep hotkey <Fn> + <F4>.

Note: If you cannot power off the computer normally, press and hold the power button for more than four seconds to shut down the computer. If you turn off the computer and want to turn it on again, wait at least two seconds before powering up.

Taking care of your computer

Your computer will serve you well if you take care of it.

•Do not expose the computer to direct sunlight. Do not place it near sources of heat, such as a radiator.

•Do not expose the computer to temperatures below 0 ºC (32 ºF) or above 50 ºC (122 ºF).

•Do not subject the computer to magnetic fields.

•Do not expose the computer to rain or moisture.

•Do not spill water or any liquid on the computer.

•Do not subject the computer to heavy shock or vibration.

•Do not expose the computer to dust or dirt.

•Never place objects on top of the computer.

•Do not slam the computer display when you close it.

•Never place the computer on uneven surfaces.

Taking care of your AC adapter

Here are some ways to take care of your AC adapter:

•Do not connect the adapter to any other device.

•Do not step on the power cord or place heavy objects on top of it. Carefully route the power cord and any cables away from foot traffic.

•When unplugging the power cord, do not pull on the cord itself but pull on the plug.

•The total ampere ratings of the equipment plugged in should not exceed the ampere rating of the cord if you are using an extension cord. Also, the total current rating of all equipment plugged into a single wall outlet should not exceed the fuse rating.

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Contents Aspire 4920 Series Users GuidePage Turning the product off before cleaning Information for your safety and comfortSafety instructions Using electrical power Guidelines for safe battery usage Product servicingReplacing the battery pack Potentially explosive environmentsOperating environment Additional safety informationTelephone line safety Medical devicesVehicles Potentially explosive environmentsEmergency calls Disposal instructions Mercury advisoryTips and information for comfortable use Finding your comfort zone Taking care of your visionDeveloping good work habits Your guides Basic care and tips for using your computerFirst things first Turning your computer on and offTaking care of your computer Taking care of your AC adapterPlease refer to Frequently asked questions on Taking care of your battery packCleaning and servicing Contents Using the system utilities Securing your computer Acer eRecovery Management Page Acer Empowering Technology Empowering Technology passwordAcer eNet Management Empowering Technology To create a new power plan Acer ePower ManagementUsing power plans To switch between power plansTo delete a power plan Battery statusAcer eAudio Management Acer ePresentation Management Acer eDataSecurity Management Acer eLock Management Empowering Technology Acer eRecovery Management Empowering Technology Acer eSettings Management Windows Mobility Center Icon Item Description Your Acer notebook tourTop view See Easy-launch buttons on page 26 for Closed front view # Icon DescriptionLeft view IconIcon Description Right viewRear view Base view Specifications PlatformStorage Power Options Indicators Function DescriptionEasy-launch buttons See Launch Manager on Icon Function DescriptionTouchpad Touchpad basicsFunction Left button Right Main touchpad Center Button Lock keys and embedded numeric keypad Using the keyboardDesired access Num Lock on Num Lock off Lock key DescriptionWindows keys KeyDescriptionHotkeys US dollar sign Euro symbolSpecial keys Using a computer security lock Ejecting the optical CD or DVD drive trayAdjusting the volume AudioUsing Dolby Home Theater for surround/multi-channel sound Set playback as digital outputEnglish Using the system utilities Acer GridVista dual-display compatibleLaunch Manager Select Tasks & Scans Norton Internet SecurityHow do I check for viruses? No audio is heard from the computer Frequently asked questionsNothing appears on the screen Printer does not work Want to set up my location to use the internal modemKeyboard does not respond Recovery CDs Before you call Requesting serviceInternational Travelers Warranty ITW Maximizing the batterys life Battery packBattery pack characteristics Installing and removing the battery pack Optimising battery life Charging the batteryChecking the battery level Battery-low warning Situation Recommended ActionAcer Arcade for selected models Display Settings Finding and playing contentSettings Navigation controls Audio SettingsArcade controls Player controlsBackground mode Virtual keyboardCinema Editing Pictures Slide Show settingsAlbum Snapshot VideoPlaying a video file Editing videoAuthoring CD/DVDs MusicMake DVDs File type compatibility Acer Arcade Deluxe for selected models Remote control for selected models Remote functions DV Wizard Starting Acer Arcade DeluxeVideoMagician DVDivineMoving around Disconnecting from the desktopTaking your notebook PC with you Preparing the computerWhat to take with you Taking the computer homeWhat to bring to meetings Special considerations Setting up a home officeTraveling with the computer Traveling internationally with the computer What to bring with youSecuring your computer Using a computer security lockUsing passwords Entering passwords Setting passwordsFax/data modem Expanding through optionsConnectivity options Built-in network feature Universal Serial Bus USBIeee 1394 port Ejecting an ExpressCard ExpressCardInserting an ExpressCard Installing memory Enable disk-to-disk recovery Bios utilityBoot sequence PasswordRegion code Country or region Using softwarePlaying DVD movies Power management Acer eRecovery Management Create backupBurn backup disc Restore and recoveryError messages Corrective action Troubleshooting tipsError messages English Operation conditions Regulations and safety noticesFCC notice Declaration of Conformity for EU countries Modem noticesRemarque à lintention des utilisateurs canadiens TBR List of applicable countriesEnglish Macrovision copyright protection notice Laser compliance statementLCD pixel statement European Union EU Article 3.1a Health and SafetyRadio device regulatory notice General Article 3.1b EMCEnglish FCC RF safety requirement English Federal Communications Comission Declaration of Conformity Acer Computer Shanghai Limited EN60950-12001 EN600652002 applied to models with TV functionLCD panel ergonomic specifications Index CD-ROMEnglish