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default save type is setups. The saved setups, waveform and Ref can be recalled from an USB Host
interface on the front panel to connect an USB device for external storage.
1. Setup
It’s the default storage type of the scope. It saves the settings of the oscilloscope in internal or external
memory in “.set” format. Up to 9 setting files (No.1～No.9) can be stored in the internal memory. The
stored settings can be recalled.
2. Wave (Binary)
The scope saves the waveform data in memory in “.lwf” format. Up to 9 wave files (No.1～No.9) can be
stored in the internal memory. The stored wave can be recalled.
3. Reference
The scope saves the waveform data in memory in “.ref” format. Up to 9 Ref files (No.1～No.9) can be
stored in the internal memory. The stored Ref can be recalled, a total of 2 Refs can be recalled. At recall,
the Refs will be displayed on the screen directly, at the same time, the time base, volt/div and level
position when saving the Refs file are displayed. When the Refs is not needed, you can select “Close”.
4. CSV
It saves the waveform data in external memory in “.csv” format. The stored files contain the waveform
data of the displayed channels and the main setting information of the oscilloscope. The recall of CSV
file is not supported.
5. Picture
Save the oscilloscope display interface to external storage in “.bmp” format. The recall of picture file is
not supported.
2.9.1. Internal Save and Recall
Taking the "Setup" file as an example, the following describes the methods and steps for saving and
recalling.
2.9.1.1. Save the oscilloscope setup file to 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 Multifunctional 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 oscilloscope to the
internal memory.
5. Press the SetUp softkey button, then turn the Multifunctional Knob to select the location to save.
The internal memory can save as many as 9 setup files, from No.1～No.9.
6. Press the Save softkey to save the current setup to the appointed location. After a few seconds, it will
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