Specifications

iv
PowerPC 603eV Microprocessor 14
Memory Subsystem 14
ROM 14
Second Level Cache (Optional) 14
System RAM 16
Custom ICs 16
PSX IC 16
O’Hare IC 17
AWACS Sound IC 18
Cuda IC 19
Valkyrie-AR IC 19
Display RAM 20
Chapter 3 I/O Features
21
Serial I/O Ports 22
ADB Port 23
Disk Drives 24
Floppy Disk Drive 24
ATA (IDE) Hard Disk 25
Hard Disk Specifications 25
Hard Disk Connectors 27
Pin Assignments 27
ATA (IDE) Signal Descriptions 28
CD-ROM Drive 28
SCSI Bus 29
SCSI Connectors 29
SCSI Bus Termination 30
Sound 30
Sound Output 31
Sound Input 31
Sound Input Specifications 31
Routing of the Sound Signals 32
Digitizing Sound 32
Sound Modes 32
Keyboard 32
Built-in Video 33
External Video Connection for the Macintosh Performa 6400 33
External Video Monitors 34
Video Timing Parameters 35
Chapter 4 Expansion Features
41
RAM DIMMs 42