RIGOL DSA1030 - Manual (Page 42)

RIGOL
28 Quick Guide for DSA1000 Series
5. Direct Execution
6. Function Switch + Parameter Input
7. Selected State
Execute the function after each press of the menu
key.
For example: press Peak->CF to execute a peak
search and the center frequency of the analyzer
will be set to the frequency of the current peak
signal.
Press corresponding menu key to switch between
functions; change parameter directly from the
keyboard.
For example: press CF Step and switch between
Auto and Manual; if select Manual, you can
directly input desired numbers to change CF Step.
Press corresponding menu key to modify
parameter and return to the menu one level up.
For example: press Trig Type  Free Run,
which indicates the analyzer is in Free Run state at
the present.