Controls, Connectors,
and
Indicators
Setup
and
Vertical
Refer to Figure 5-2 for the location of items
11
through 17.
5-4
@ STEP/AUTO
Button
@
@
SAVE/HELP
Button
RECALL/HELP
Button
Recalls the next step
in
a stored sequence of setups, if
the STEP indicator
is
illuminated. If the STEP indicator
is
not illuminated, the oscilloscope automatically
establishes
triggering and scales the waveform display
vertically
and horizontally (AUTO).
Saves the current
oscilloscope control settings
in
a
numbered setup when
followed by one of the setup-
number buttons, 1 through
8,
which are also the Vertical
MODE
buttons. Pushing the SAVE/HELP button
replaces the top and bottom rows of the normal readout
display with prompting and help messages. These help
messages may
be
cycled through by repeatedly pushing
the SAVE/HELP button.
Additional setups are accessible
by using
~
and STEP. For operational information,
see
the "Operation" section and Appendix
B.
Restores previous oscilloscope control settings saved
in
a numbered setup when followed by one of the setup-
number buttons. Pushing the RECALL/HELP button
replaces the top and bottom rows
of
the normal readout
with the user defined menu. Repeated operation of the
HELP button produces a cycle of
help messages.
Additional setups are accessiblebyusing
~
and STEP.
For
operational information,
see
the "Operation" section
and Appendix
B.
Each
setup carries a name with one
to
seven
characters. The name of a setup can
be
defined when it
is
saved or redefined at any time. The names of setups
one through eight appear on the screen
as
a user-
defined menu when RECALL is pressed. The names
appear on the screen
in
the same relative positions as
the corresponding setup number buttons,
also used as
Vertical MODE buttons. When a setup
is
recalled, the
setup number and name appear
in
the upper left of the
readout
until a control
is
moved or a measurement
changes the readout.
2465A/2455A/2445A Operators
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