Setting Up The Plotter; Choosing The Correct Pen; Loading Pens; Turning The Power On - HP 7470A Operator's Manual

Option 003 (HP-IL)
20.
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21.

Setting Up the Plotter

The following paragraphs describe a simple, straight-forward pro­
cedure for setting up your plotter. Included are instructions for correct
pen usage, power-up initialization, loading pens, and loading paper.

Choosing the Correct Pen

To obtain plots of the highest quality, it
matched to your application. Two types of pens are available: one is for
standard Hewlett-Packard plotting paper and one is for transparency
film. The top of each pen is marked, in a color that matches the pen's
ink, with a three-character code. The first character denotes the media
on which the pen is designed to draw. The "P" is for paper; "T"
transparency film. The second and third characters specify, in milli­
metres, the approximate line width that the pen will draw.

Loading Pens

The pens are manually installed
1. Raise the protective cover to gain access to the pen stalls.
2. Select the pen and remove the pen cap.
3. Place the pen tip in the round hole at the base of the stall, and press
down and in gently until the pen snaps into place. Repeat this
procedure for the second pen.
4. Lower the protective cover to prevent unintentional interruption of
the plotter during operation.

Turning the Power On

The plotter performs an initialization cycle when ac power
The initialization cycle sets certain plotter functions, such
These two HP-IL connectors are used to inter­
connect the plotter in the HP-IL loop.
This rocker switch is used to establish maxi­
mum plotting limits. The
X 1 1 inch paper;
A4
metre paper.
is
follows (see figure on next page):
as
position is for
us
is for 210 X 297 milli­
important to use pens
is
is
applied.
scaling
as
8'12
for
15