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

Specifications I/O Interfaces - 6

Processor-Direct Slot

Internal expansion slot for 96 or 114-pin processor-direct

expansion cards

Communications

Slot (Perf 575,577,

578)

Internal expansion slot for 50-pin modem and Ethernet cards

Contents

Main Page Page Identifying Features Page Processor Memory Page Disk Storage I/O Interfaces Page I/O Devices Sound and Video Electrical Page Environmental Page General Symptom Charts Page Page Page Page Page Page Page Floppy Drive Hard Drive CD-ROM Drive Page Page Page Page Miscellaneous Page Page Page Page Page Page Page Page Page Page Page Page I/O Door Page Logic Board Drive Bezel Page Floppy Drive Page Page Page CD-ROM Drive Page Page Page Hard Drive Page Page Page Page Page Chassis Harness Take Apart Strategy Page Apple Service Guide Service Parts Now Available for Chassis 922-1824 and 922-0557 Page Page Speaker Assembly Speaker Wires Page Page Page Page Page Page Page Logic Board Connector and Cable Assembly Page Page Page CRT Page Page Internal Microphone Page Page Front Bezel Page Page Macintosh Processor Upgrade Page Page Page Installation Procedure Overview Page Page Page Install the 68LC040 Processor on the Upgrade Board Page Page Page Page Prepare the Upgrade and Logic Boards for Installation Page Page Page Install the Upgrade Board Page Page Page Page Page Page Page Page Page Page Page Page Page Vertical Center Page Vertical Size Horizontal Size Page Focus Video Page Cutoff Page Page Page White Balance Page Page Page Page Page Light Meter Setup Model R77 Page Page Page Model L-248 Model 246 Page Page Page Page Page Page Page Page Page Page Page Page Page Exploded View 1

Apple - page 11

Models: 500 550 560 575 577 578