51 MIC 2 ON/OFFEnables/Disables the microphone 2 input.52 MIC 2 VOLUMEAdjust the volume of the microphone 2 input.53 MIC 2TONEAdjust the tone (single band equalizer) of the microphone 2 input.54 MIC ECHO STRENGTHAdjusts the strength of the echo effect used on microphone inputs.55 DECK 1 FADER CONTOURAdjusts the contour of deck 1 volume fader.56 DECK 1 FADER REVERSEReverses the direction of deck 1 volume fader.57 CROSSFADER CONTOURAdjusts the contour of the crossfader.58 CROSSFADER REVERSEReverses the direction of the crossfader.59 DECK 2 FADER CONTOURAdjusts the contour of deck 2 volume fader.60 DECK 2 FADER REVERSEReverses the direction of deck 1 volume fader.61 DECK SWAPSwitces all the controls of the mixer so that deck 1 is on the right side and deck 2 on the left.62 FOOTSWITCHConnect a footswitch control. By default there's no action assigned to footswitch control. However, footswitch is accessible through devices tab in VirtualDJ configuration and allows you to map it to perform any action you wish.63 HEADPHONESConnect your headphones.64 POWER SWITCHTurns ON/OFF the power of the device. Please make sure that you have made all the necessary connections on the back of the unit before turning it's power ON.65 POWER CONNECTORConnect a standard IEC power cable.66 USB (Type B) PORTSConnect a standard USB cable to connect Rane Seventy-Two with your computer. You can connect up to two computers by using the two ports of the device (labeled USB A and USB B). Make sure that you turn the channel CH INPUT SWITCHES (13) to the correct USB port for software mixing.67 USB (Type A) PORTSConnect your controller (like Rane Twelve) to use the integrated USB HUB of the device.68 GROUNDConnect your turntables ground cable (if they offer one).69 MASTER OUTPUTConnect your amplifier of self-amplified speakers.70 BOOTH OUTPUTConnect your booth/zone amplifier or self-amplified speakers. Please note that the output is balanced (TRS).71 SESSION IN/OUTAuxiliary Input (Session In) and Output (Session Out) useful to chain Rane Seventy-Two with another mixer, to connect an external recorder, or to add any device that provides a line level output on your mix.72 DECK 2 INPUTSConnect your analog gear (like CD Players and Turntables). The sound these devices will be routed on channel 2 of the mixer. Attention: When you connect a device on the PH/CD RCA plugs make sure that you also switch the PH/CD switch on the appropriate position depending on the device you have connected. Failing to do so may result in heavy distortion or a very weak signal of the analog source.73 DECK 1 INPUTSConnect your analog gear (like CD Players and Turntables). The sound these devices will be routed on channel 1 of the mixer. Attention: When you connect a device on the PH/CD RCA plugs make sure that you also switch the PH/CD switch on the appropriate position depending on the device you have connected. Failing to do so may result in heavy distortion or a very weak signal of the analog source.74 MIC 1 INPUTConnect a microphone, or an instrument. When an instrument is connected make sure to turn the LINE/MIC switch to "Line" position.75 MIC 2 INPUTConnect a microphone, or an instrument. When an instrument is connected make sure to turn the LINE/MIC switch to "Line" position.