A base system requires one
of
two different display adapters, either a
Color/Graphics medium resolution Monitor adapter or a high
resolution monochrome alphanumeric adapter with a parallel printer
adapter.
The Color/Graphics adapter operates at standard television fre-
quencies (15,750Hz), allowing attachment to a variety of industry
~
standard monitors, including home TVs with a user supplied
RF
modulator.
The Color/Graphic Monitor adapter supports a variety of modes
selected by program control. The adapter supports color or black and
white alphanumeric modes with line width
of
40 or 80 characters and
25
lines. In the alphanumeric mode there are 256 characters.
This adapter provides both a standard composite video and direct
drive outputs. In addition, a light pen feature input port
is
provided.
The IBM Monochrome Display
is
a high resolution green phosphor
display offering the personal computer user quality usually found on
larger computer systems. The display features an 11-1/2" screen with
an anti-glare surface and a variety of highlighting choices. The screen
displays
25
lines
of
80 characters.
It
supports 256 different letters,
numbers and special characters that are formed
in
a nine by 14 dot
matrU.
~
The IBM Monochrome Display requires the Monochrome Display and
Printer Adapter Option. This option installs
in
one
of
the System Unit's
five
System Expansion Slots. The display
is
powered from the System
Unit.
The 80 CPS Matrix Printer
is
a versatile, low cost, quality printer
for
the IBM Personal Computer.
It
prints in both directions at a nominal
horizontal speed
of
80 characters per second on continuous-feed, single
or multi-part paper. The printer features four character sizes (
40,66,80
or 132 characters per line), Power-on Self-test and simple paper
loading and ribbon cartridge uppercase and lower case ASCII char-
acter set and 64 special graphic characters.
The 80 CPS Matrix Printer requires either the Monochrome Display
and Printer Adapter or the Printer Adapter. These options install in one
of the Systems Unit's five System Expansion Slots. The Printer
requires standard 120 volt, 60 Hz power through its own power cord.
~
The printer requires the Printer Cable Option for attachment to the
System Unit.
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