Apple 145 Laptop User Manual


 
Specifications I/O Interfaces - 6
I/O Interfaces
SCSI
HDI-30 SCSI port with 1.5 MB/sec. transfer rate
Supports up to five external SCSI devices
Does not provide termination power
Apple Desktop Bus
Apple Desktop Bus (ADB) port (maximum of three ADB devices is
recommended)
200 mA maximum current draw for all ADB devices
Serial
Two RS-422 serial ports; mini DIN-8 connectors
Sound
Monaural sound-in port
Stereo sound-out headphone jack that plays CD audio tracks in
stereo and computer-generated sounds in mono