Keysight E4990A - Page 145

Measurement
135
4. Press Trace Max one more time to reduce the display to its previous
size.
Turning off the display of graticule labels
When using a rectangular display format, the graph area can be expanded
to the left by turning OFF the display of graticule labels.
Turning OFF graticule label display
1. Press Channel Next (or Channel Prev) to select the channel of which
graticule label display will be turned ON or OFF.
2. Press Display.
3. Click Graticule Label to turn graticule label display ON or OFF.
Hiding frequency information
You can hide the frequency information from the screen in order to ensure
its confidentiality or for other reasons.
Hiding Frequency Information on the Screen
Follow the steps below to hide frequency information on the measurement
screen.
1. Press Display key.
2. Click Frequency to turn OFF the frequency display.
Turning OFF the frequency display using Display >
Frequency key does not erase the frequency display within the
Stimulus softkey, which is turned on by pressing Start, Stop, Center,
and Span. The display of the softkey bar itself can be switched ON or
OFF by pressing Softkey On/Off.
Hiding Softkey's Frequency Information
You can delete the frequency information from the measurement screen,
which changes the frequency information displayed in the Stimulus softkey
and the data entry area for Hz unit to asterisks (***).
1. Press System key.
2. Click Service Menu, then click Security Level and select any of the
following options for the frequency display.
Sofkey Function
None
Displays the frequency information.
Low
Hides the frequency information with a series of
asterisks.
Save/Recall > Save Trace Data and Save S1P are inactive.