Apple 577, 575, 560, 550, 500, 578 manual

Take Apart	Chassis Harness Assembly - 32
	• Chassis 922-1824 supports the auto-insert Apple
	SuperDrive and CD-ROM drives earlier than the 300i+.
	This chassis requires a floppy drive adapter, and the CD-
	ROM connector bridge is about 1-1/2 inches above the
	CD-ROM drive bay.
	• Chassis 922-0557 supports the manual-insert Apple
	SuperDrive and CD-ROM drives earlier than the 300i+.
	This chassis uses a ribbon cable to connect the floppy
	drive, and the CD-ROM connector bridge is about 1-1/2
	inches above the CD-ROM drive bay.
	• Chassis 661-1094 supports the manual-insert Apple
	SuperDrive and the 300i+ CD-ROM drive. This chassis
	uses a ribbon cable to connect the floppy drive, but the
	CD-ROM connector bridge is only 1/2 inch above the CD-
	ROM drive bay.