Basic Operations
R&S
®
FSVA/FSV
78Quick Start Guide 1321.3066.02 ─ 06
– If no input field is currently active, the most recently entered value is
undone, i.e. the previous value is retrieved. Thus, you can toggle between
two values (e.g. spans).
●
ENTER key
– Concludes the entry of dimensionless entries. The new value is accepted.
– With other entries, this key can be used instead of the "Hz/dB" unit key.
– In a dialog box, presses the default or focused button.
– In a dialog box, activates the edit mode for the focused area, if available.
For details on the edit mode refer to Chapter 6.3.3, "Navigating in Dialog
Boxes", on page 86.
– In a dialog box, activates or deactivates the selected option of the focused
area, if the edit mode is active.
6.2.5 Rotary Knob
The rotary knob has several functions:
●
Increments (clockwise direction) or decrements (counter-clockwise
direction) the instrument parameter at a defined step width in the
case of a numeric entry.
●
Shifts the selection bar within focused areas (e.g. lists), if the edit
mode is activated.
●
Shifts markers, limit lines, etc on the screen.
●
Acts like the ENTER key, when it is pressed. For details refer to
Chapter 6.3.3, "Navigating in Dialog Boxes", on page 86.
●
Moves the scroll bar vertically, if the scroll bar is focused and the
edit mode is activated.
For details on the edit mode refer to Chapter 6.3.3, "Navigating in Dia-
log Boxes", on page 86.
6.2.6 Arrow Keys, UNDO/REDO Keys
The arrow keys are used for navigation. The UNDO/REDO keys support you dur-
ing input.
Means of User Interaction
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