IBM 1620 1 Manual

Systems Reference Library
IBM 1620 Central Processing Unit, Model 1
This manual contains the basic programming and operating
information required to use the 1620 Central Processing Unit,
Modell, as the computer element of the
IBM
1620 Data Process-
ing System and the
IBM
1710 Control System. The text includes:
All program instructions for the 1620 Central Processing
U nit (cpu) Modell, including those for the following
IBM
units: 1311 Disk Storage Drive, 1443 Printer, 1621 Paper
Tape Unit, 1622 Card Read-Punch, and 1627 Plotter. (In-
structions peculiar to the 1710 System are explained in the
1710 manual referred to below.)
1620 Operator's Console Modell, including the console
input/ output typewriter.
1620 8-track paper tape coding and
IBM
80-column card
coding.
Console operating procedures and program load routines.
The reader is referred to the following publications for details
concerning the input/output and auxiliary units of the 1620 and
1710 Systems:
IBM 1311 Disk Storage Drive
IBM
1443 Printer
IBM
1621 Paper Tape Unit
IBM
1622 Card Read-Punch
IBM
1623 Core Storage
IBM 1627 Plotter
IBM 1710 Control System
A26-5991
A26-5730
A26-5836
A26-5835
A26-5856
A26-5710
A26-5709
File No. 1620/1710-01
Form A26-5706-3