Super Easy Drum Reset Chip for STARTER DRUM on Samsung CLP 360 365 CLX 3300 3305 Printer models (Drum unit number : CLT-R406) STARTER VERSION DRUM can also be reset using this reset chip for starter drum. Simply put this into the hole. Takes only 1-2 min. Comes with a latest version full instruction manual. No Welding / No Soldering / No Firmware Hacking is Required. Watch the video and save : https://www.youtube.com/watch?v=LH5aUPqIutk, https://www.youtube.com/watch?v=L3C4Cbmt7yc Use for : Xpress C410W / SL-C460FW / SL-C422, SL-C422W, SL-C472FW / CLP 310 / 315 / 320 / 325 / 360 / 365 Series & CLX 3170 / 3175 / 3180 / 3185 / 3300 / 3305 Series including N, W, FN & FW models. Why change the drum unit if that is not worn out? Drum unit is usually storong enough to work for 1-2 more cycle than its stated life span.