User manual

Digital Storage Oscilloscope 40
Ref can be recalled from an USB Host interface on the front panel to connect an USB
device for external storage.
The scope supports setups, waveforms, Ref and CSV files storage. The default save
type is setups.
1. Setups
It‘s the default storage type of the scope. It saves the settings of the oscilloscope in
internal or external memory in “.SET” format. At most 9 setting files (from No.1～No.9)
can be stored in internal memory. The stored settings can be recalled.
2. Wave(Binary)
The scope saves the waveform data in memory in “.lwf format.
3. Reference
The scope saves the waveform data in memory in “.REF” format. At recall, the
reference waveform will be displayed on the screen directly.
4. CSV
It saves the waveform data in external memory in “.CSV” format. The stored files
contain the waveform data of the displayed analog channels and the main setting
information of the oscilloscope. The recall of CSV file is not supported. Set the save
type to CSV, and set the Para Save option to On or Off to turn on or of the parameters
storage function.
2.8.1 Internal Save and Recall
Internal save and recall support Setups in Save/Recall. In the following part, the save
and recall method and procedures are introduced.
Save the specified oscilloscope setting in internal memory.
1. Connect the signal to the oscilloscope and obtain stable display.
2. Press [Save/Recall] button on the front panel to enter the SAVE/RECALL function
menu.
3. Press the Save softkey and then turn the Universal Knob to select Setup and then
press the knob to confirm.
4. Press the Save To softkey to select Internal to save the current setup of the