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Operation and Reference
Modifying Parameter Values
The arrow keys in the Modify key group are used to modify the display
value. The right and left-arrow keys select the digit for modification as
indicated by the flashing digit. Pressing the right-arrow key selects the next
least significant digit for modification; pressing the left-arrow key selects
the next most significant digit for modification. To extinguish the flashing -
digit, press a right or left-arrow key until the flashing digit moves off
the display.
The flashing digit is the least significant digit that is modified with the
up- and doTTO-arrow keys. The up-arrow key increments the value of the
display while the down-arrow decrements the value of the display
The up-and down-arrows modify the display value until the boundary
limit is reached.
Frequency Step
The frequency step is how much change in the frequency parameter occurs
F Sfep
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oy pressing tne Diue [sniitj irey prior to the
up-arrow key The displayed frequency value is changed with the numeric
keypad and units keys, or modified with the modify controls. The MHz,
kHz, and Hz units allow convenient entry of frequency values. During
frequency step, entry, the Hz units indicator is illuminated but the
Frequency Entry indicator is extinguished.
The up-arrow and down-arrow keys increment and decrement the display by the F Step
value when all the following are true:
when the up or down-arrow keys are pressed. The [F Step] (Frequency Step)
key enables display entry or modification of the frequency step parameter.
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1.
The frequency step is non-zero (in the case of the main signal) or less
than frequency resolution (for the modulation source)
2.
A main signal or modulation source frequency value is displayed, and
3.
No flashing digits appear in the display
1-15
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