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4 - Front Panel Operation
40
Entry Keys
Refer to the examples later in this chapter for more details on the use of these keys.
-
3
2
1
0
.
78
9
4
56
ENTRY
E
Calibration
Enter
Clear Entry
Figure 4-4. Entry Keys
These keys let you scroll through choices in a parameter list that apply to a
specific command. Parameter lists are circular; you can return to the starting
position by continuously pressing either key. If the command has a numeric
range, these keys increment or decrement the existing value.
−
through are used for entering numeric values. is the decimal
point. For example, to enter 33.6 press:
3 3 . 6 Enter.
The backspace key deletes the last digit entered from the keypad. This key lets
you correct one or more wrong digits before they are entered.
This key executes the entered value or parameter of the presently accessed
command. Until you press this key, the parameters you enter with the other
Entry keys are displayed but not entered into the ac source. Before pressing
you can change or abort anything previously entered into the display.
After Enter is pressed, the ac source returns to Meter mode in most cases. In
Harmonic or List mode, the ac source displays the next point in the list.
This key specifies an exponential power of 10. For example, the value for
100µs can be entered as either
. 0 0 0 1 , or as 1 E − 4
This key − is the minus sign.
This key aborts a keypad entry by clearing the value. This key is convenient for
correcting a wrong value or aborting a value entry. The display then returns to
the previously set function. When editing a list, pressing truncates
or clears the list at the presently displayed list point.
This key accesses the calibration menu (Refer to Appendix B to calibrate your
ac source).
.90
.
90
Enter
Enter
E
Shift
−
Shift
Clear Entry
Clear Entry
Shift
Calibration
Shift