Hercules DJCONTROL INPULSE T7 Manual page 82

4. Motorized platters test
To test whether the DJControl Inpulse T7 controller's
motorized platters are working (without using DJ
software to do so), click the icon for platter 1 or 2. The
icons for the corresponding platter and the DIN
connector turn green during the test, and the motorized
platter moves (i.e. turns) on the controller.
Test of motorized platter number 1:
Test of motorized platter number 2:
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