TM 5-6675-318-14
GRAPHICS PLOTTER
Section I INTRODUCTION
3-1. GENERAL INFORMATION.
3-1.1 S c o p e .
Model HP-9872B and HP-9872C X-Y Graphics
a . Model Number and Equipment Name.
Plotter.
(1) Operating instructions for the HP-9872B plotter are contained in
paragraphs 3-2 through 3-10.
F o r maintenance, contact closest vendor service
center.
(2) Operating instructions for the HP-9872C plotter are contained in
paragraphs 3-11 through 3-16.
If maintenance by vendor service personnel is not
available, maintenance procedures for the plotter are found in paragraphs 3-17
through 3-29.
To produce data or instructions from a controlling
b.
P u r p o s e of Equipment.
c o m p u t e r in a permanent, m u l t i c o l o r , p r i n t e d , o r g r a p h i c f o r m .
3-1.2 G l o s s a r y .
A u t o m a t i c parameters and
Default
Conditions
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conditions for program
statements set by factory.
MOS . . . . . . . . . . . . . . . . . . . . . Metal-Oxide Semiconductor.
Program Statement . . . . . . . . . . . . . . programming command re-
cognized by plotter's
internal circuits.
R e a d Only Memory. Cannot
ROM. . . . . . . . . . . . . . . . . . . . .
b e changed by operator.
RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . Reader Addressable Mem-
ory. Can be changed by
operator.
Statement
parameters
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Functional limits of each
p l o t t e r programming
s t a t e m e n t . Normally a
set of tolerances.
