====================================================================== SYMBOLIC DEVICE NAMES --------+---------------------------------------------------+--------- Symbol | Device | IOCB --------+---------------------------------------------------+--------- C: | Cassette tape unit | #7 D1:-D9: | Disk units 1-9 (number available depends on DOS) | E: | Screen editor | #0 K: | Keyboard | P: (P1:)| Printer | P2:-P8: | Alternate printer; e.g. most parallel are P2: | R1:-R4: | RS-232 interfaces; requires handler to be loaded | S: | Screen | #6 Z: | R-Time-8 Clock; requires handler to be loaded |