Apple MC413LL/A manual Troubleshooting5

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Troubleshooting5

Occasionally you may have problems while working with your iMac. This chapter gives you some solutions to try when you have a problem.

This chapter provides solutions to problems that prevent you from working with your iMac, such as a system freeze or an iMac that wonÕt start up. You can find more troubleshooting information in Mac Help and on the iMac Service & Support website at www.apple.com/support/imac.

If you experience a problem with your iMac, there is usually a simple and quick solution. If you encounter a problem, try to make a note of what you did before the problem occurred. This will help you narrow down the possible causes of the problem and then find the answers you need. Things to note include:

åThe applications you were using when the problem occurred. Problems that occur only with a specific application may indicate that the application isnÕt compatible with the version of the Mac OS installed on your iMac.

Chapter 5 Troubleshooting

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Contents User’s Guide Page Contents Installing Memory Index Page Getting Started What’s in the Box Setting up Your iMac Getting Started Connect the keyboard and mouse cables Getting Started If you would like more information, see the following More InformationPut Your iMac to Sleep Putting Your iMac to Sleep or Shutting It DownShut Down Your iMac For the Latest Information Getting to Know Your iMacApple Remote Basic Features of Your iMacRemote rest Power indicator lightSlot-loading optical disc drive Built-in speakersAdditional Features of Your iMac Built-in infrared IR receiver Camera indicator lightBuilt-in iSight camera Built-in microphonePorts on Your iMac Headphone out/optical digital audio port Two FireWire 400 portsMini-DVI video out port Ethernet port 10/100/1000Base-T Audio in/optical digital audio in portAdditional Components of Your iMac AirPort Extreme wireless technology inside Power portSecurity slot Power button Memory accessCustomizing Your Desktop and Setting Your Preferences To set up a printer Connecting a PrinterMonitoring Printing Keeping Your Software Up to Date To check for updated softwareTransferring Files to Another Computer Page Using Your iMac Using Mighty Mouse To open Keyboard & Mouse preferences Configuring Mighty MouseMore Information About Mighty Mouse Keyboard ControlsKeyboard equivalent Apple Remote button Using the Apple Remote and Front Row To use your Apple Remote Your Apple Remote canTo pair your Apple Remote with your iMac Pairing Your Apple RemoteTo turn off IR reception Replacing the Apple Remote BatteryTo delete a pairing between the Apple Remote and your iMac Turning Off IR ReceptionMore Information About the Apple Remote To replace the batteryTo capture live video Using the Built-in iSight CameraTaking Pictures with Photo Booth Using Your iSight Camera with iMovie HDVideoconferencing with iChat AV To start a videoconference Turning Off the iSight CameraHow AirPort Provides Wireless Internet Access Understanding AirPort Extreme Wireless NetworkingMore Information About AirPort More Information About Using Ethernet Connecting to an Ethernet NetworkHeadphone Out/Optical Digital Audio Out Port Using Audio DevicesAudio In/Optical Digital Audio In Port More Information About Using AudioConnecting an External Display, Projector, TV, or VCR Connecting External Displays, Televisions, and Video DevicesTo connect an external display or projector More Information About Using an External Display or TVTo connect a TV or VCR to your iMac Using USB Devices Using High-Speed Universal Serial Bus USBMore Information About USB Using Multiple USB Devices at the Same TimeThese are some of the things you can do with FireWire Connecting FireWire DevicesMore Information About FireWire Using FireWire DevicesUsing Your Optical Drive To use a CD or DVD disc, follow these steps Inserting a CD or DVD DiscPlaying DVD Discs Ejecting a DiscTo eject a disc, do one of the following Recording CD-R and CD-RW Discs To record music to a CD-R or CD-RW disc using iTunesMore Information About Recording CDs Securing Your iMac Page Installing Memory Replacing the Memory To install memoryRemove the memory access door and set it aside Remove Memory modules Levers Push levers Memory modules Raise stand Making Sure Your iMac Recognizes the New Memory To check the memory installed in your iMacPage Troubleshooting5 If your iMac won’t respond or the pointer won’t move Problems That Prevent You from Using Your iMacIf the iMac won’t turn on or start up Installing Mac OS Reinstalling the Software That Came with Your iMacTo install Mac OS To force an application to quit Installing ApplicationsWhen an Application Doesn’t Respond To install applicationsIf you have a problem with an application Other ProblemsIf you have trouble using AirPort wireless communication If you have trouble ejecting a disc If you have a problem with your Internet connectionLocating Your Product Serial Number If your date and time settings get lost repeatedlyTo use Apple Hardware Test Using Apple Hardware TestPage Specifications Page Safety Instructions for Setting Up and Using Your iMac Safety, Use, and Care InformationAppendix B Safety, Use, and Care Information Do Not Make Repairs Yourself Connectors and PortsHigh-Risk Activities Warning Laser InformationUnderstanding Ergonomics Avoid Hearing DamageShoulders relaxed Mouse Carrying Your iMac Cleaning Your iMacCleaning Your iMac Display To clean your iMac screen, do the followingThere are four kinds of Internet connections Connecting to the InternetTo find the settings on a Windows PC To find the settings on a Mac OS X computerBefore you can connect to the Internet, you need to Gathering the Information You Need Manually Using Dhcp with a manual address Using BootP PPP To use Network Assistant Using Network Setup Assistant to ConnectCable Modem, DSL, and LAN Internet Connections Troubleshooting Your ConnectionTo use Network Diagnostics Turn the modem on and off and reset the modem hardwarePPPoE Connections Check System Preferences settingsNetwork Connections Compliance Statement Regulatory Compliance InformationEurope-EU Declaration of Conformity Wireless Radio UseExposure to Radio Frequency Energy European CommunityApple and the Environment External USB Modem InformationDisposal and Recycling Information Battery Disposal InformationTaiwan European Union-Disposal Information Page 101 IndexEthernet cable 44 port 21 using 103 104 USB