A Guide to the
Systems System/370 Model 135
This guide presents hardware, programming systems, and
other pertinent information about the IBM System/370
Model 135 that describes its signifieant new features and
advantages. The contents are intended to acquaint the
reader with the Model 135 and to be of benefit in planning
for its installation.
Second Edition (March 1971)
This guide is intended for planning purposes only. It will be updated from time to time
to reflect system changes; however, the reader should remember that the authoritative
sources of system information are the Systems Reference Library (SRL) publications for
the Model 135, its associated components and its programming support. These publica-
tions will first reflect such changes.
Copies of this and other IBM publications can be obtained through IBM branch offices.
A form has been provided at the back of this publication for readers' co|