Rigol DS1302CA User Manual page 132

RIGOL
Check whether the Trigger Mode is set to "Normal" or "Single" and see whether
the trigger level is out of the signal range. If yes, set the trigger level in proper
range by turning the
Trigger Mode as "AUTO". Moreover, push AUTO button to display the waveform
on screen.
6. After the Acquisition is set to "Averages" or Display Persistence is set
ON, the waveform refreshes slowly.
It is normal in these settings.
7. The signal is displayed as ladder like waveform.
(1) The time base maybe is too low. Turn the horizontal
increase horizontal resolution to improve the display.
(2) Maybe the display Type is set to "Vectors" set it to "Dots" mode to improve the
display.
4-2
knob or pressing the 50% button. Or set the
User‟s Guide for DS1000CA Series
knob to