Output a negative pulse train when the test is passed; Output a negative
pulse train when the test is failed.
Same as pass failure mode, accompanied by ringing.
2.15. Fast Action Buttons
Auto Set: Automatically set the oscilloscope controls to generate a usable display of the input signals.
Refer to the following table for relative content.
Single: Acquire a single waveform and then stop the acquisition.
Run/Stop: Continuously acquire waveform or stop the acquisition.
Default Setup: automatically recall the default settings.
Help: Press to enter the built-in help system, press any other key to view the corresponding help
information, and press this key again to exit the help system.
Save To USB: Save the current screen image to a USB external storage device.
Decode: Display protocol decoding, set the main parameters of decoding. For details, see 2.8 Protocol
Decoding.
Time/Div: Press the time base knob to enter the dual window display mode. Press the knob again to
exit the dual window display.
2.15.1. AUTO SCALE
Auto Scale is one of the advantages digital oscilloscopes have. When you push the Auto Scale button,
the oscilloscope will identify the type of waveform (sine or square wave) and adjust controls according
to input signals so that it can accurately display the waveform of the input signal.