
Controlling the Display
Operation
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Select Display Style
Press the main menu button Style. Use the side
menu to select from these display styles.
H Press Vectors to select vector display style. The oscilloscope draws a
vector between each pair of waveform points.
H Press Dots to select dot display mode. The oscilloscope displays only
the waveform points.
H Press Vector Accumulate or Dot Accumulate to set the display to accu
mulate dots. Use the General Purpose Knob to adjust the time limit
(from 500 ms to 10 s in 250 ms increments or R). The display accumu
lates dots until it reaches the time limit. It then clears the waveform and
starts over. Dot Accumulate mode shows the latest acquired waveform in
dot format, while Vector Accumulate mode shows it in vector format.
Adjust Display Intensity
Press the main menu button Intensity. Use
the side menu to select from the following.
H Press Overall to adjust the intensity of the screen as a whole. Use the
General Purpose Knob to vary screen intensity.
H Toggle Text/Grat to switch the text and graticule between bright and dim.
H Toggle Waveform to switch the waveform between bright and dim.
H Press Contrast to adjust the contrast between the bright and dim set
tings. Use the General Purpose Knob to vary the contrast level from
100% to 250%. (When you set contrast to 200%, the dim setting is half as
bright as the bright setting.)
Add or Remove the Trigger `T'
By default, TDS 300 oscilloscopes
display a `T' at the trigger point. Press the main menu button Readout Op
tions and then toggle the Display `T' @ Trigger Point button to remove and
add this feature.
Select Between Full and Frame Graticule
Press the main menu
button Graticule and then use the side menu to switch between a full grati
cule and a simple frame.
Select Display Format
Press the main menu button Format and then
use the side menu to switch between YT and XY modes.