HP 7090A Operator's Manual page 53

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1
3
'
5. If "SHIFT" appears on the
! �
SHIFT push button. (This is necessary so that pressing
invoke a secondary function.)
1
•
, 3
6. Press DRAW GRID.
1
rant{s) by' the selected pen .
. �
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While the IJrid-select
, 3
furactwn
is
[
· 3
[
3
,
qu. a drant " Use the
PEN SELECT
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pushbuttons
1
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1
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[
NOTE: The quadrant-select function is automatically exited when the grid
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[
is drawn. However, the current quadrant selection is retained by the
HP 7090 until a new selection is made, a
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1 until the instrument is initialized by pressing
power off. The default quadrant-select value (Quadrant
' :3
[
upon initialization
. �
Pens may not be selected while the quadrant-select function is active. If you
[
need to SElect a pen after invoking the quadrant-select function, exit the
' 3
function by pressing one of the setup conditions menu selectors. The
•
[
selected quadrant values are retained by the HP 7090, and the
, �
push buttons may be used to select a pen before pressing
1
' 3
A grid cannot be drawn outside the hard-clip limits; if any of the selected
1
quadrants intersect the hard-clip limits, the grid will be drawn up to, but
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not beyond, the limits. When designing recording areas, therefore, always
,
1
be certain to position
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within the limits.
I
The zero point on the recording-area grid may be located easily by pressing
' 3
I
the ZERO pushbutton. This moves the pen to the zero point and is especially
helpful when a finely divided grid has been drawn on all quadrants. You
, 3
1 can mark the located zero point for reference by pressing the
PEN UP pushbuttons - the currently selected pen will mark the position. (To
, �
[ prevent accidental repositioning of the zero point, be sure to exit the zero­
point positioning function by pressing
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1 -
, �
I _
LeD, exit the shift function by pressing the
The quadrant grid will be drawn on the selected quad­
active
. . .
select
10
. •
and
ZERO FULL SCALE
DRAW GRID
DI S PLAVED
aUADRANT
SELECTI O NS
RESTORE SETUP is performed. or
( )
SHIFT INIT or turning the
n
is established
DRAW GRID.
so that required quadrants lie
ZERO a second time.)
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will not
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to
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PEN SELECT
PEN ON and
Measurement Setup Operations
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