Apple quadra 840av Servicehandbuch
Specifications
I/O Interfaces - 6
I/O Interfaces
Serial
Two RS-232/RS-422 ports (modem port is an Apple high-
performance serial port)
Printer port: mini DIN-8 connector
Modem port: mini DIN-9 connector (also supports mini DIN-8
connector)
230.4 Kbaud maximum
0.920 mbit/sec. if external clock source is provided (modem
interface only)
Asynchronous and synchronous communications supported up to
9600 baud