Manual - Page 146

For SDS2202X-E.

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Save REF Waveform to Internal Memory
Do the following steps to save the REF waveform to internal memory:
1. Press the REF button on the front to enter the REF WAVE function menu. Note
that when the time horizontal format is in X-Y mode, REF function cannot be
enabled.
2. Press the Source softkey; then, turn the Universal Knob to select the source of
reference channel. The source includes analog channel and math waveforms.
3. Press the Location softkey; then, turn the Universal Knob to select the position
to save the REF waveform. The source includes analog channel and math
waveforms.
4. Press the Save softkey to save the channel or math waveform to the appointed
location. The vertical scale information and the vertical offset of the waveform
will be saved at the same time. It will pop out the messageSaved to internal
file REFA” when the waveform has been saved successfully.
Display REF Waveform
To the following steps to display REF waveform:
1. Press the REF button on the front to enter the REF WAVE function menu.
2. Press the Location softkey; then, turn the Universal Knob to select the REF
waveform that you want to display.
3. Press the Display softkey to select On to display the REF waveform on the
screen. Only saved location can be displayed. The oscilloscope can display two
reference waveforms at a time.
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