UNI-T UTD2000 Series User Manual page 55

for video signals. Stable waveform display is achieved only when the correcttrigger
mode is selected.
③ Try changing the Couping display to High Frequency Suppression or Low
Frequency Suppression or to filter any high or low frequency noise that is interfering
with triggering.
(5) No display after pressing RUN/STOP :
① Check if the trigger mode is set to NORMAL or SINGLE in the menu, and
whether the level exceeds the waveform range.
If so, move the trigger level to the centre or set trigger mode to AUTO
② Press AUTO to complete the automatic setup.
UTD2000 Series User Manual
55