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Saving and Recalling Waveforms
TDS 620A, 640A & 644A User Manual
3Ć125
resulting scrollbar list. Only files with .WFM extensions are displayed. Finally,
press from the sideĆmenu To Ref1, To Ref2, To Ref3, or To Ref4 choices to
complete the operation.
Figure 3Ć65:ăMore Menu
Autosave (TDS 640A and 644A only)
To use autosave, press
Autosave (main) ➞ Autosave Single Seq ON (side).
Also turn on Single Acquisition Sequence in the Acquire menu
(see page 3Ć6).
To disable this feature, simply press
Autosave (main) ➞ Autosave Single Seq OFF (side).
If you enable both autosave and single sequence, the TDS will save all live
channels to reference waveforms at the completion of each single sequence
event. All previous reference waveform data will be erased.
Running File Utilities
To run file utilities (optional on the TDS 620A & TDS 640A), see the File
System article on page 3Ć53.
See Selecting Channels, on page 3Ć126.
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