3-18 Agilent 4155B/4156B User’s Guide Vol.2, Edition 5
Measurement Functions
Knob Sweep Function
DISPLAY SETUP Softkey
This softkey displays secondary softkeys for setting the display format of graphics.
X-AXIS
REGION
+ Selects polarity of X-axis region displayed on the screen. This softkey
displays present setting.
• setting
Pressing this softkey toggles polarity as follows:
+ ® - ® +/- ® +
• default
If polarity of VAR1 stop and start value on MEASURE: SWEEP
SETUP screen are same, default value is same as polarity of stop
and start value.
If polarity of VAR1 stop and start value on MEASURE: SWEEP
SETUP screen are different, default value is +/-.
Y-AXIS
REGION
+ Selects polarity of Y-axis region displayed on the screen. This softkey
displays present setting.
• setting
Pressing this softkey toggles the polarity in the following order:
+ ® - ® +/- ® +
• default
polarity of VAR1 compliance value on the MEASURE: SWEEP
SETUP screen