Apple HD SC Setup is a small

software utility Utility software is software designed to help analyze, configure, optimize or maintain a computer. It is used to support the computer infrastructure - in contrast to application software, which is aimed at directly performing tasks that benefit or ...

that was bundled with various versions of the classic Mac OS and

A/UX A/UX is Apple Computer's Unix-based operating system for Macintosh computers, integrated with System 7's graphical interface and application compatibility. Launched in 1988 and discontinued in 1995 with version 3.1.1, it is Apple's first officia ...

operating systems made by Apple Computer. Introduced with Apple's first SCSI hard drive, the

Hard Disk 20SC The Apple Hard Disk 20SC is Apple's first SCSI based hard drive for the Apple II family as well as the Macintosh and other third party computers using an industry standard SCSI interface. History Released in September 1986 along with the Apple ...

in September 1986, Apple HD SC Setup can update drivers and partition and initialize hard disks. It was often used when reinstalling the operating system of an

Apple Macintosh The Mac (known as Macintosh until 1999) is a family of personal computers designed and marketed by Apple Inc., Apple Inc. Macs are known for their ease of use and minimalist designs, and are popular among students, creative professionals, and ...

computer, or to repair corrupt partition information on a SCSI hard disk. Prior to its introduction, the formatting of disks was handled exclusively by the Mac's Finder application, or by third-party formatting utility software customized for a specific disk drive. The version of Apple HD SC Setup that shipped with the classic Mac OS was only able to manipulate hard disks that featured Apple

ROM Rom, or ROM may refer to: Biomechanics and medicine * Risk of mortality, a medical classification to estimate the likelihood of death for a patient * Rupture of membranes, a term used during pregnancy to describe a rupture of the amniotic sac * ...

s. Versions of the program that were bundled with

, however, could be used with any SCSI disk. A third-party patch Patching HD SC Setup 7.3.5
/ref> was released enabling standard editions of Apple HD SC Setup to work on any SCSI disk. In the mid-1990s, when Apple began shipping computers using ATA hard drives, Apple HD SC Setup was joined by Internal HD Format, which could only format IDE drives. Eventually, both Internal HD Format and Apple HD SC Setup were superseded with Drive Setup in 1995, which combined SCSI and IDE formatting abilities, and ultimately by

Disk Utility A disk utility is a utility program that allows a user to perform various functions on a computer disk, such as disk partitioning and logical volume management, as well as multiple smaller tasks such as changing drive letters and other mount po ...

macOS macOS (; previously OS X and originally Mac OS X) is a Unix operating system developed and marketed by Apple Inc. since 2001. It is the primary operating system for Apple's Mac computers. Within the market of desktop and lapt ...

References

External links

Download Apple HD SC Setup 7.3.5 from apple.com
Classic Mac OS software Products introduced in 1986 {{mac-stub