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File Number 1440-03
Form A26-5667-0
Systems Reference Library
IBM 1440 System Component Description
. 1442 Card Read-Punch
1443 Printer
Console Printer
This manual contains a detailed description of the Card
Read Punch, Printer, and Console Printer including the
operation codes for these devices. Also contained in
this manual is a complete description of input/output
timing, samples of program timing, and a description
of a method for determining throughput timing for the
o 1440 System. A list of input/output instruction times
and a character coding chart are also included.