Display Wavefor
morTraceData
2. Push Utility P
age.
Utility
Page
3. Turn multipu
rpose knob a and select
Display.
Display
4. Push Screen
Annotation from the resulting
lower-bezel menu.
Utility
Page
Display
Backlight
Intensity
High
Graticule
Full
Screen
Annotation
Trigger
Frequency
Readout
5. Push Display Annotation to select On from
the side-bezel menu.
The annot
ation window now appears.
Position it by turning multipurpose knobs a
and b.
6. Push Edit Annotation from the side-bezel
menu
7. Turn mu
ltipurpose knob a to scroll through
the list of letters, numbers, and other
characters to select each desired character.
Altern
atively, use a USB keyboard to type
in characters. (See page 32, Connecting a
USB Keyboard to Your Oscilloscope.)
To rep
osition the annotated text, push
the side-bezel Position button and turn
multipurpose k nobs a and b, as desired.
Viewing the Trigger Frequency
You can display a readout of trigger frequency. It counts all of the triggerable events, whether the oscilloscope triggered on
them or not, and displays the number of times per second that they occur. To display this readout, do the following:
1. Push Utility.
MDO4000 Series Oscilloscopes User Manual 109