73.2Display Interface Introduction11-CH1 Parameters 12- CH2 Parameters13-Wave Display 14-Current Channel Output State15-Function list ofSoftkey 16-Phase angle between CH1 and CH23.3 Button function Introductionname IntroductionFunction softkey Function softkey can activate the corresponding function on the screenEnter main interface, or set waveform of currentchannelFast switch between measurement mode interface and main interfaceFast switch betweenmodulation mode interface and main interfaceFast switch between system setting interface and main interfaceIn main interface, press it to control output of CH1 and CH2 in the same time; inmodulation mode interface, press it to control ON/OFFWhen setting parameter,press it to move cursor to set step value.Press it to enter CH1 channel, and press it again to control output of CH1, You can keeppressing for more than 1sto set CH1 into theprimary channel.Press it to enter CH2 channel, and press it again to control output of CH2, you can keeppressing for more than 1s to set CH2 into the primary channel.