IBM 5155 User Manual

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The Backspace key, when pressed, erases the character
at the cursor position and moves the cursor one position
to the left.
When typing data
on your computer, you should be
aware that the number 0 and the letter
°are not
interchangeable.
As
with the zero and the 0, the number 1 and the
lowercase L are not interchangeable.
3-10 Keyboard

IBM 5155 Specifications

General

Model	IBM 5155
Category	Desktop
Release Year	1984
CPU	Intel 8088
Clock Speed	4.77 MHz
Display	9-inch monochrome CRT
RAM	256 KB, expandable to 640 KB
Storage	One or two 5.25" 360KB floppy disk drives
Graphics	CGA (Color Graphics Adapter)
Ports	Parallel, Serial, Keyboard
Operating System	IBM PC DOS
Weight	30 pounds (13.6 kg)