http://docs.pioneerdj.com/Manuals/DDJ_RX_DRI1328A_manual/?_ga=1.132570188.373403245.1398974662
See Manual Page 26-27
Utility Modes
*Adjusting the crossfader cut lag*
Its possible to change the Fader on the unit, Buy the InnoFader Mini PNP P
Mini Innofader PNP P offer the features you demand on a long life fader:
1) Precision 0.15mm step cut-in adjustment on both sides
2) 3 standard curves - soft, linear, and sharp
3) Output reverse
4) Up to 8mm total height adjustment


