[. . . ] Mac mini User's Guide Includes setup and troubleshooting information for your Mac mini computer K Apple Computer, Inc. © 2005 Apple Computer, Inc. All rights reserved. Under the copyright laws, this manual may not be copied, in whole or in part, without the written consent of Apple. The Apple logo is a trademark of Apple Computer, Inc. , registered in the U. S. Use of the "keyboard" Apple logo (Option-Shift-K) for commercial purposes without the prior written consent of Apple may constitute trademark infringement and unfair competition in violation of federal and state laws. [. . . ]  If you are using a dial-up Internet connection, make sure that your telephone cord is plugged into the modem port (marked with the icon W) and not the Ethernet port (marked with the icon G).  See "Connecting to the Internet" on page 69 for information on setting up your computer to connect to the Internet. There you will find how to locate your Internet settings and the contact information for your Internet service provider (if you used the Setup Assistant to get your Internet account).  See "Troubleshooting Your Connection" on page 91 for more information if you have problems with your Internet connection. If you have a problem using your computer or working with the Mac OS  If the answers to your questions are not in this manual, look in Mac OS Help for instructions and troubleshooting information.  Check the Apple Support website at www. apple. com/support for the latest troubleshooting information and software updates. If your date and time settings get lost repeatedly  You may need to have the internal backup battery replaced. See the service and support information on page 56 for more information. Chapter 4 Troubleshooting 55 Using Apple Hardware Test You can use Apple Hardware Test to help determine if there is a problem with your computer's hardware. To use Apple Hardware Test: 1 Disconnect all external devices from your computer except the display, keyboard, and mouse. 4 When the Apple Hardware Test main screen appears after about 45 seconds, follow the onscreen instructions. 5 If Apple Hardware Test detects a problem, it displays an error code. If Apple Hardware Test does not detect a hardware failure, the problem may be software related. For more information about Apple Hardware Test, see the Apple Hardware Test Read Me file on the Mac OS X Install Disc 1. Learning More, Service, And Support Your Mac mini does not have any user-accessible parts. If you need service, take your Mac mini to an Apple Authorized Service Provider or contact Apple for service. You can find more information about your Mac mini through online resources, onscreen help, System Profiler, or Apple Hardware Test. 56 Chapter 4 Troubleshooting If you didn't order a Bluetooth module or AirPort Extreme Card with your Mac mini or if you want additional memory installed, contact an Apple Authorized Service Provider or an Apple Store. Online Resources For online service and support information, go to www. apple. com/support/. You can search the AppleCare Knowledge Base, check for software updates, or get help on Apple's discussion boards. Onscreen Help You can often find answers to your questions, as well as instructions and troubleshooting information, in Mac OS Help. System Profiler To get information about your computer, use System Profiler. System Profiler shows you which hardware and software is installed, the serial number and operating system version, how much memory is installed, and more. To open System Profiler, choose Apple () > About This Mac from the menu bar and then click More Info. Apple Hardware Test You can use Apple Hardware Test to diagnose hardware problems on your Mac mini. [. . . ] Veuillez contacter Apple pour des informations supplémentaires: Apple Canada, Inc. 7495 Birchmount Road Markham, Ontario Canada L3R 5G2 99 Service à la clientèle d'Apple Canada: 800-263-3394 Avertissement : Pour sa propre protection, l'utilisateur doit s'assurer que tout les fils de mise à la terre du secteur, des lignes téléphoniques et les canalisations d'eau métalliques, s'il y en a, soient raccordés ensemble. Cette précaution est particulièrement importante dans les régions rurales. L'utilisateur ne doit pas tenter de faire ces raccordements lui-même; il doit avoir recours à une service d'inspection des installations électriques ou à un électricien, selon le cas. [. . . ]