This article has been created to assist owners of older model Macintosh computers to locate support information. The following are considered to be older model Apple Computers:

• Classic Macintosh Systems
• Macintosh II Systems
• Macintosh LC Systems
• Macintosh Performa Systems
• Macintosh Centris & Quadra Systems
• Power Macintosh Systems prior to Power Macintosh G3
• Systems Upgraded to PowerPC

You can find technical information on all Apple Computers in the Tech Info Library (TIL) by Searching the whole library or by Browsing a list of relevant articles by product line. The TIL has over 14,000 technical articles and is updated daily. The Tech Info Library - Archive contains knowledgebase articles covering products eight years or older. Archived articles are not updated. If you cannot locate the information you need, you may need some help in building your search, please refer to the TIL article: TIL: How to Search for Articles on the World Wide Web . This article can be accessed at any time by clicking on the Help button on the TIL Navigation bar.

About Software Updates:
The Apple Software Library is a collection of updaters, utilities, and full software installs to help keep your Apple Products running smoothly. You can locate a particular software file by either searching our library, browsing our hierarchy, or viewing a list of the most recent postings. All software available from this site is covered by the software license agreement included with this software. Read Download Help if you need assistance downloading software. Apple Software Update web page is at: http:// asu.info.apple.com

Software for Older Macintosh Computers :
For information on Upgrading System Software and other options please read article number 26181: Support for Older Macintosh Operating Systems

Some Issues Identified in Older Model Computers:

Power Macintosh: Frequently Asked Questions ( FAQ ) Article number 42501 is comprised of questions frequently asked on the Power Macintosh discussion forum.

Macintosh Family: Batteries and Part Numbers ( FAQ ) Article number 11751 contains frequently asked questions about Macintosh family
batteries and part numbers, and answers to those questions.

Disk First Aid Version 8.2 Read Me Article number 30567 describes this utility which is intended for 68040 and PowerPC-based Macintosh computers using Mac OS 8.1. It is a utility that verifies and repairs some problems that may occur on your hard disk drive.

Flashing "?": Solution on Performa/Power Mac 54xx, 55xx, 6400, & 6500 Article number: 22078

Macintosh 5xxx/6xxx Tester: Read M e Article number: 1999 9 contains the ReadMe file for the 5xxx/6xxx Tester application, which should be used with all Power Macintosh and Performa 5200, 5300, 6200, and 6300 series computers to test for known component issues that may cause system freezing.

Macintosh 5xxx/6xxx: Microprocessor Issue Article number: 18616 describes an issue with some PowerPC 603 microprocessors installed on a limited number of Macintosh and Performa 5200 and 6200 series computers.

Power Macintosh/Performa 52xx/62xx: Continuous Beep on Startup Article number: 22193
Discusses an issue after installation of Mac OS 8.1. During startup, the computer will emit a "squealing" sound, similar to a car horn sounding continuously. The sound will continue until a new sound is played or the volume is changed.

Apple Spec Database has Technical Specifications and Descriptions
You can find Technical Specifications for the following products in Apple Spec Database

Classic Macintosh Systems; Macintosh II Systems; Macintosh LC Systems; Macintosh Performa Systems; Macintosh Centris & Quadra Systems; Macintosh PowerBook Systems; Power Macintosh Systems; Systems Upgraded to PowerPC

Product Documentation Archive
At the Apple Manuals Archive web page you can download Apple manuals and other instructional materials. Adobe Acrobat Reader version 3.0 or later is required to view the manuals. For further information view the Help document found on the Navigation Bar

Tech Exchange - Discussion Forum
If you have searched the Tech Info Library and Software Updates and you are still unable to find an answer to your Older Macintosh Computer related question please visit the Power Macintosh Discussion Forum - PowerMac or the 680x0 Discussion Forum - 680x0 . Each Discussion forum web page has optional views one of which is a link to search the forum for discussions relating to your question. Finally, if you have exhausted all other options please post your question. If you are new to the Discussion Forum there is a Help document available at the top of every page called " How to Use ".

If you have tried all of the above Online options for solving your older Macintosh Computer related question and you still need help, please review the Support Options web site.