Power Macintosh G3 Developer Note1

This developer note is intended to help hardware and software developers design products that are compatible with the Macintosh products described here. If you are not already familiar with Macintosh computers or if you would simply like additional technical information, you may wish to read the related technical manuals listed in the section

This note is published only in electronic form, as an Adobe Acrobat PDF (portable document format) file and in HTML for browsers that support frame sets. The file is available from two sources:

Topics Described In This Note

The information is arranged in five chapters, an appendix, and an index:

Introduction gives a summary of the features of the logic board in the Power Macintosh G3 computer, describes the physical appearance of the enclosure, and lists the available configurations and options. This chapter also includes a section describing compatibility issues that developers need to be aware of to take advantage of the features available with the Power Macintosh G3 computer.
Architecture describes the internal organization of the computer. It includes a functional block diagram and descriptions of the main components of the logic board.
I/O Features describes the built-in input/output (I/O) devices and the external I/O ports. It also describes the built-in support for external video monitors that can be used with the computer.
Expansion Features describes the expansion slots on the logic board and provides descriptions of the expansion modules.
System Software describes the system software that comes with the computer, with emphasis on the new Open Firmware features.
Conventions and Abbreviations describes the typographical conventions and lists the abbreviations used in this note.

Power Macintosh G3 Developer Note

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Topics Described In This Note