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UTD1000L User Manual 19
If the displayed waveform is under-or over-compensated as indicated above, use the
adjusting tool with non-metal handle to adjust the variable capacitor on the probe until
correctly compensated waveform shows.
Warning: To avoid any electric shock when measuring the high voltage with use of the probe,
please ensure the probe wire is perfectly insulated, and do not touch any metal part of the
probe while connecting to the high voltage source.
4.9 Setting Vertical&Horizontal Systems and Trigger Level Manually
4.9.1 Vertical System
Press V～
mV buttons to adjust the vertical scale(VOLT/DIV) and display waveform with
proper size on the screen;
When channel cursor turns solid, press Up and Down button to adjust ground reference
point that can allow the waveform to display at proper location;
Figure 4-6 Moving Waveforms Vertically
Note: Use SELECT button to toggle between vertical position and trigger level.
4.9.2 Horizontal System
Press down s～ns buttons to change the timebase, and the timebase readout in status
bar will vary accordingly. The horizontal scan rate ranges from 5ns～50s/div(10 ns～50s/div
for 25MHz-bandwidth models) and steps in 1－2－5
Press Right and Left arrow buttons to adjust the horizontal location of the trigger point,
which can allows to observe more pretrigger data;
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