Chapter 2: Plotter Operation - HP 7475a Operation And Interconnection Manual

Introduction
In this chapter you will learn about programming languages, the
functions of each control and indicator, the plotter's coordinate system,
and how to rotate the coordinate system. You will also learn how to
load pens and paper and hQw to determine that the plotter is functional.
Major Feature Locations
The following illustration shows the locations of the major operating
features. The pen holder is shown at ite power-up position near the
right limit of the drawing range. The pen carousel is located on the left
side of the plotter and holds up to six pens, which can be accessed by
the pen holder.
The pinch wheels and grit.covered drive wheels that move the paper
back and forth across the platen are spaced to accommodate either
ANSI A and B or ISO A4 and A3 size media. The paper loading lever
which raises and lowers the pinch wheels is located on the right side of
the platen.
The operating controls and indicators
the right side of the plotter. Configuration and interface controls are
located on the rear panel. The controls are explained in detail later in
this chapter.
Plotter Operation
are
grouped on the front panel at
PW'ITER OPERATION
2
Chapter
2-1