Ogologo oge na-arụ ọrụ nkeIkanamga-eme ka ịka nká, karịsịa maka ike dị eluIkanam, nsogbu nke ire ire ọkụ ka njọ.Mgbe ị na-atụle ndụ nke LED, ọ gaghị ezuru iji mmebi nke ìhè dị ka njedebe njedebe nke ndụ ngosi LED.Ọ bụ ihe bara uru ịkọwapụta ndụ ndu site na pasent attenuation ọkụ nke LED, dị ka 5% ma ọ bụ 10%.

Ìhè ire ere: mgbe ị na-ebufe elu nke drum photosensitive, na nchịkọta nke ụgwọ n'elu nke photosensitive drum, ike na-abawanye, na n'ikpeazụ rute "saturation" nwere ike, nke bụ ike kasị elu.Ike elu ga-ebelata ka oge na-aga.N'ozuzu, ikike ịrụ ọrụ dị ala karịa ikike a.Usoro nke nwere ike na-ebelata ka oge na-aga ka a na-akpọ usoro "ire ere ọchịchịrị".Mgbe a na-enyocha drum photosensitive ma kpughee ya, ikike nke ebe gbara ọchịchịrị (elu fotoconductor nke ìhè na-adịghị amụba) ka na-aga n'ihu n'ọchịchịrị;Na mpaghara na-egbuke egbuke (n'elu nke fotoconductor na-egbuke egbuke site na ìhè), njupụta nke onye na-ebu ya na oyi akwa fotoconductive na-abawanye ngwa ngwa, conductivity na-abawanye ngwa ngwa, na voltaji nke fotoconductive na-emepụta, ụgwọ ahụ na-apụ n'anya ngwa ngwa, na ikike elu nke fotoconductor nwekwara. na-ebelata ngwa ngwa.A na-akpọ ya “ọdịda ọkụ” ma na-ebelata n'ikpeazụ.