HP 3562A Operating Manual page 211

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THE Y MARKER
THE Y MARK ER
Pressing Y in the Marker group activates the
appears as a single horizontal line which is moved along the vertical axis with the Markers
k nob, Pressing Y also displays the following menu:
8-16
Chr:!ntp.r
R-Disolav Confiauration
Y
Used to move the Y marker to an explicit point on the
VALUE
vertical axis, The units softkeys displayed after you enter
the value are determined by the current amplitude units
and coordinates. To set up a band, enter the minimum
and maximum values separated by a comma. You can
also enter Y values immediately after pressing the
YMRKR
Scales the vertical axis to the span currently defined by
SCALE
the Y marker band (see the HOLD Y softkeys below), No
information is lost when the display i s scaled; the original
scale can be returned by pressing Y DFLT SCALE
(assuming the trace hasn't changed,) Pressing this with a
single Y marker puts the marker level at the top of the
display,
YAUTO
Automatically scales the vertical axis to obtain the
SCALE
optimum display,
YDFLT
Select the Y default scale, which is determined by the
SCALE
input range setting, measurement display and
coordinates.
HOLDY
Causes the Y marker to split and expand symmetrically
CENTER
around its original position to form a band as the Markers
knob is rotated,
HOLDY
Causes the Y marker to split and expand downward to
UPPER
form a band as the M arkers knob
HOLDY
Causes the Y marker to split and expand upward to form
LO WER
a band as the Markers knob is rotated,
HOLD Y
To move a HOLD Y band along the vertical axis while
OFF
maintaining its current Width, press HOLD Y OFF, then
move the band with the M arker knob, To erase a band
and restore the single Y marker, activate one of the HOLD
Y soltkeys, then turn the knob until the markers contract to
a single line, then press HOLD Y OFF,
marker When the marker is activated, it
Y Y
IS
rotated,
Y key,