Umphuhlisi ngumgubo wentsimbi. Kwiyunithi yokuphuhlisa, i-toner ihlawuliswa ngokungqubuzana nomphuhlisi. Emva kokuba igubu le-opc lihlawulwe, lichasene ngombane netoner. Emva koko, ngenxa yokutsalelana kweentlawulo ezilungileyo nezingalunganga, i-toner inokubhengezwa kwigubu le-photosensitive ukwenza umfanekiso ofihlakeleyo we-electrostatic, kwaye emva koko ngokujikeleza Iribhoni idlulisela ephepheni ukwenza umfanekiso.