IBM 5280 Technical Newsletter page 168

Page of SY31-0600-1
As updated September 7, 1981
By TN L SN20-9656
PROGRAMMABLE UNITS
IBM 5285
The IBM 5285 is a tabletop programmable data station that
has one keyboard, one display assembly, and one diskette
drive. One additional diskette drive can be added.
Configuration
• Can have one auxiliary data station - either an IBM 5281
or an IBM 5282.
• Can have a maximum of four diskette drives.
• Can have one printer - either start-stop (IBM 5222) or
twinaxial (IBM 5224, IBM 5225, or IBM 5256).
• Can have one keylock.
• Can have a maximum of three magnetic stripe readers.
• Can have one elapsed time counter.
• Can have one feature main MPU.
• Can have one communications line. If communications
is installed, the feature main MPU cannot be installed.
• Can have one IBM 3270 emulation feature if commu-
nications is installed.
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Specification
• Display sizes are 480, 960, and 1920 characters.
All
displays in the system must be the same size.
• If the communications line is installed, the minimum
display size is 960 characters.
• If the IBM 3270 emulation feature is installed, the
minimum display size is 1920 characters.
Storage sizes available are 32K, 48K, 64K, 96K, and
128K bytes.
• If the IBM 3270 emulation feature is installed, the
minimum storage size is 96K bytes.
• Keyboards available are data entry, data entry with
proof arrangement, and typewriter.
• Diskette drives available are the 31SD and the 51TD.