- - - --- Device Support Facilities: GC26-4498-2
Primer for the User of IBM 3380 and 3390
Direct Access Storage
Third Edition (July 1989)
This edition replaces and makes obsolete the previous edition, GC26-4498-1.
This edition applies to Release 11 of Device Support Facilities, and to any subsequent releases until
otherwise indicated in new editions or technical newsletters.
Changes are made periodically to this publication; before using this publication in connection with the
operation of IBM systems, consult the latest IBM Systeml370, 30xx, 4300, and 9370 Processors
Bibliography, GC20-0001, for the editions that are applicable and current.
References in this publication to IBM products, programs, or services do not imply that IBM intends to
make these available in all countries in which IBM operates. Any reference to an IBM licensed
program in this publication is not intended t|