84 UTG2000B Series
Enable channel output
Press CH1 button start channel 1 output quickly. Or enable output by pressing Utility and then
CH1 Setting . After channel output is opened, backlight of CH1 button is on, and on the right side
of channel information label, the font “OFF” changes to “QAM”, meaning open channel output.
Check the shape of QAM modulation waveform through oscilloscope, which is shown in the figure
below: