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With a tap in the center of the display can show
the oscilloscope.
EXTERNAL/INTERNAL: display color changes
FAT/THIN LINE: trace size of graph menu
BEEP ON/OFF: active deactivate beep
This is a service menu that displays the spectrum
of V / I (voltage/current) signals taken from the
measurement coupler.
Through this menu it is possible to select and
view the screenshots stored on the sd card.
In this area it is possible to manage the
screenshot files.