Macse30

K Service Source Macintosh SE/30 K Service Source Basics Macintosh SE/30 Basics Overview - 1 Overview This manual includes complete repair procedures for the Macintosh SE/30, shown at left. Figure: Macintosh SE/30 K Service Source Specifications Macintosh SE/30 Specifications Processor - 1 Processor CPU Motorola 68030 microprocessor 15.667 MHz 32-bit architecture 256-byte instruction and data caches Built-in paged memory management unit (PMMU) Coprocessor Motorola 68882 floating-point unit (FPU); follows IEEE standards Specifications Memory - 2 Memory RAM 1 or 4 MB, expandable to 32 MB Upgradeable to 5 MB ROM 256K PRAM 256 bytes of user-set parameter memory CMOS custom chip with long-life lithium battery Specifications Disk Storage - 3 Disk Storage Floppy Drive 1.4 MB floppy drive Hard Drive Optional 40 or 80 MB hard drive Specifications I/O Interfaces - 4 I/O Interfaces Expansion One 030 direct slot supporting full 32-bit address and data lines through 120-pin Euro-DIN connector SCSI One 50-pin connector (internal) and one DB-25 connector (external) Apple Desktop Bus Two Apple Desktop Bus (ADB) ports for communication with keyboard, mouse, and other input devices over low-speed, synchronous serial bus Serial Two RS-232/RS-422 serial ports; 230.4 Kbaud maximum Sound Stereo sound port for external audio amplifier Specifications I/O Devices - 5 I/O Devices Keyboards Apple Keyboard Apple Extended Keyboard Mouse Mechanical tracking; ADB connector; optical shaft or contact encoding at 3.94 ± 0.39 pulse per mm (100 ± 10 pulses per in.) of travel Specifications Sound and Video - 6 Sound and Video Sound Generator Apple Sound Chip (ASC) including four-voice, wavetable…