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Operating Basics
2Ć18
DG2040 Data Generator
Failure to press the ENTER key or a units button after entering a value, prior to
switching menu items, will cause the entered value to be discarded. The value
returns to the previous value.
Setting Values with the GeneralĆPurpose Knob.
The general-purpose knob and the
left and right arrow buttons can be used to set values in numeric input boxes.
The knob icon is displayed close to the box to show that you can use the
general-purpose knob to enter values. The general-purpose knob is used to
increase or decrease the value of the digit indicated by the underscore. Rotating
the knob to the left decreases the value and rotating it to the right increases the
value.
Figures 2-10 shows the arrow keys and the general-purpose knob.
Figure 2-11 shows a menu element that can use the general-purpose knob to
enter numeric values.
CURSOR
EXECUTE
Arrow Buttons
generalĆpurpose knob
Figure 2Ć10: GeneralĆpurpose knob and arrow buttons
Knob Icon
Underscore
Figure 2Ć11: Menu element knob icon and underscore
You do not need to use the front panel ENTER key to confirm a value when
using the general-purpose knob to change a value. The input value is confirmed
automatically without pressing the ENTER key.
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