User Guide

Specifications I/O Interfaces - 5
I/O Interfaces
SCSI SCSI port (HDI-30 connector) for hard drives, scanners,
printers, and other devices; also supports PowerBook SCSI
disk mode, but not to another PowerBook
PC Cards
Two PC (PCMCIA) card slots support either two Type I or Type II
cards or one Type III card
Lower slot also supports “zoom video,” a method of displaying
video signals from a PC card
ADB
Apple Desktop Bus (ADB) port for keyboard, mouse, or other
input devices using a low-speed, synchronous serial bus
200 mA maximum current draw for all ADB devices
Supports up to three ADB devices in a daisy chain