Apple MC812LL/A, MD096LL/A An Ounce of Prevention, Problems That Prevent You from Using Your iMac

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An Ounce of Prevention

If you have a problem with your computer or software, having kept up-to-date

Time Machine backups ensures that your data won’t be lost. If you make regular Time Machine backups, you can restore your software and all your data to exactly the way it was at the time of backup. Even serious issues are of less concern when you safeguard your information with Time Machine.

Problems That Prevent You from Using Your iMac

If your iMac won’t respond or the pointer won’t move

ÂÂ Make sure your Apple Wireless Keyboard or Apple Magic Mouse are turned on and the batteries are charged. (See “Replacing the Batteries” on page 56.)

If you’re using a USB keyboard or mouse, make sure they’re connected. Unplug and then plug in the connectors and make sure they are secure.

ÂÂ Try to force problem applications to quit. Hold down the Option and Command (x) keys and press the Esc key. If a dialog appears, select the application and click Force Quit. Then save your work in any open applications and restart your iMac to be sure the problem is entirely cleared up.

ÂÂ If you’re unable to force the application to quit, hold down the power button (®) on the back of your iMac for five seconds to shut down the computer. Unplug the power cord from your iMac. Then plug the power cord back in and press the power button (®) on your iMac to turn it on.

Chapter 4 Problem, Meet Solution

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Contents Congratulations, you and your iMac Were made for each other Welcome to your iMac OS X Lion Page Contents Looking for Something? Ready, Set Up, Go Ready, Set Up, Go What’s in the Box Setting Up Your iMac Ready, Set Up, Go Turn on your wireless keyboard and mouse Ready, Set Up, Go To set up your iMac Configure your iMacCustomize your desktop and set your preferences To wake your iMac from sleep, do one of the following Putting Your iMac to Sleep or Shutting It DownPutting Your iMac to Sleep To put your iMac to sleep, do one of the followingShutting Down Your iMac Page Life with Your iMac Basic Features of Your iMac Built-in ambient light sensor Ports on Your iMac Ethernet port 10/100/1000Base-T Other Components of Your iMac Power port Features of the Apple Wireless Keyboard and Magic Mouse Apple Wireless Keyboard About the Indicator Light Using the Apple Wireless KeyboardTo customize your keyboard Pairing Your Apple Wireless Keyboard with Your iMacUsing Your Apple Wireless Keyboard To pair your wireless keyboardUsing the Apple Magic Mouse To pair your mouse Pairing Your Apple Magic Mouse with Your iMacUsing Your Apple Magic Mouse To use your remote Using the Apple RemoteTo pair your remote Pairing Your Apple RemoteReplacing the Battery To replace the batteryTo get help from Help Center Getting AnswersMore Information System Preferences by choosing Apple K System Downloading Mac software Boost Your Memory Boost Your Memory To install memory Installing MemoryRemove the memory access door and set it aside Untuck the tabs Pull the tab Memory modules Raise stand Memory access door Phillips screwdriver Making Sure Your iMac Recognizes the New Memory To check the memory installed in your iMacProblem, Meet Solution Problem, Meet Solution If your iMac won’t respond or the pointer won’t move Problems That Prevent You from Using Your iMacAn Ounce of Prevention Problem, Meet Solution If you have trouble inserting a disc If your iMac won’t turn on or start upIf you have trouble scrolling with your mouse Repairing, Restoring, or Reinstalling Mac OS X SoftwareIf your date and time settings get lost repeatedly If you have trouble ejecting a discProblem, Meet Solution To open the Mac OS X Utilities application Repairing a Disk with Disk UtilityTo connect by using a Wi-Fi network Reinstalling Mac OS X and Apple Applications Restoring Information Using a Time Machine BackupRestoring Your Computer to Its Factory Settings To use Apple Hardware Test Checking for a Hardware ProblemReplacing the Batteries To replace the batteries in the Apple Wireless Keyboard To replace the batteries in the Apple Magic Mouse Problems with Your Internet ConnectionCable Modem, DSL Modem, and LAN Internet Connections To use Network DiagnosticsPPPoE Connections To enter PPPoE settingsProblems with Wireless Communication Online Resources Learning More, Service, and SupportKeeping Your Software Up to Date System Information AppleCare Service and SupportOnscreen Help Country Phone Website Locating Your Product Serial NumberLast, but Not Least Important Safety Information Last, but Not Least Mouse Class 1 Laser Information Power specificationsDo Not Make Repairs Yourself Laser Information for Optical Disc DrivesÂÂ Maximum operating altitude 10,000 feet 3048 meters Important Handling InformationTo clean your iMac display, do the following Cleaning Your iMacCleaning Your iMac Display Mouse Cleaning Your MouseUnderstanding Ergonomics KeyboardDisplay Chair Apple and the EnvironmentRegulatory Compliance Information Bluetooth Europe-EU Declaration of Conformity Korea Warning Statements Japan Vcci Class B Statement Taiwan Battery Statement Chinese Battery Statement Page Looking for Something? Index Looking for Something? Parameter RAM, resetting 49 ports Force an application to quit Page Simultaneously published in the United States and Canada