Kukhompyutha yedeskithophu noma ikhompuyutha ephathekayo ekuphumeni, Uhlobo C luwukuxhumana nje, njengegobolondo, umsebenzi walo oncike kumaphrothokholi asekelwa ngaphakathi.Ezinye izixhumi ezibonakalayo zohlobo C zingashaja kuphela, ezinye zingadlulisa idatha kuphela, futhi ezinye zingabona ukushaja, ukudluliswa kwedatha, nokuphuma kwesignali yevidiyo ngesikhathi esisodwa.Ngombukiso ekugcineni okukhiphayo, kuyafana nokuba nesixhumi esibonakalayo sohlobo C, olungafani nokuba nemisebenzi ehlukahlukene.Nokho, wonke amamonitha asebenzisa isixhumi esibonakalayo sohlobo C njengendawo yawo yokuthengisa angasekela okokufaka kwesignali yevidiyo nokuhlehlisa ukushaja.