A personnal page offering Apple's Service Manuals on every Mac ever made. Repair your mac and save some $$$ . All PowerMacs (including Legacy Macs) eMacs iMacs iBooks Powerbooks Monitors Printers Scanners Cameras PCI cards Upgrades etc.
The LogicUser Macintosh Extension Guide will help you to optimize your Mac system for use as an audio workstation. You can browse or search through the database of extensions to find out what each extension does and if you need it or should dump it.