12Before use Part names andfunctionsConnections Installing and setting upsupplied software USB settings Troubleshooting IndexSpecifications Signal system chartUSB settingsBasicoperationsVINYLMODE VINYLMODESHIFTSHIFTJog wheel Jog wheelTop panel Jog wheel lock functionSome DJ’s prefer not to play using the jog wheel. This function canalso be used to prevent accidental operation of the jog wheel whilethe DJ is playing.In this case, use the following steps to lock the jog wheel. Duringplayback, the touch sensor and rotation operation are disabled.• Even if the jog wheel is locked using this function, the touch sensorand rotation operation are enabled when there is nothing beingplayed back. Therefore, the jog wheel can be used for searchingwhen tracks are not being played back.Locking the jog wheelHold down SHIFT for DECK A or B, and press VINYLMODE for the jog wheel that you want to lock.VINYL MODE flashes, and the jog wheel is locked.Cancelling the jog wheel lockWhen the jog wheel is locked, hold down SHIFT forDECK A or B, and press VINYL MODE for the jog wheelthat you want to release.The jog wheel lock is released, and the jog wheel returns to theprevious state (either VINYL mode or BEND mode).USB settingsUSB AUDIO Input/OutputThis device is equipped with a sound card function that enables amaximum of 4 channels (stereo, 2 input 2 output) of USB AUDIO inputand output.The audio signals from lines 1/2 are output to a computer.Further, the DJ software mixer output is output from the masteroutput terminal or headphone terminal of this device.• USB 1/2 channel input DJ software master• USB 3/4 channel input DJ software cue monitor• USB 1/2 channel output MC3000 line 1 audio signal• USB 3/4 channel output MC3000 line 2 audio signal