He taputapu tapahi matihiko aunoa whai hua te pūnaha tapahi atamai aunoa a PK4. Ka tukatukahia e te pūnaha ngā whakairoiro vector ka hurihia hei ara tapahi, kātahi ka akiakihia e te pūnaha whakahaere nekehanga te pane tapahi hei whakaoti i te tapahi. He maha ngā taputapu tapahi kei roto i te taputapu, kia taea ai te whakaoti i ngā tono reta, whakapiko, me te tapahi i runga i ngā rauemi rerekē. Mā te taputapu whāngai aunoa, te taputapu whiwhi me te taputapu kāmera e ōrite ana ka taea te tapahi tonu i ngā rauemi tā. He pai mō te hanga tauira me te whakaputa ritenga poto-wā mō ngā ahumahi Tohu, tā me te Tākai. He taputapu atamai utu-pai e tutuki ai ō mahi auaha katoa.
He pūnaha uta pepa aunoa e tika ana mō ngā rauemi tānga e tukatuka aunoa ana i roto i te wā poto.
Ka tāpirihia e te pūnaha whāngai rauemi hurihuri he uara tāpiri ki ngā tauira PK, e kore e taea anake te tapahi i ngā rauemi pepa, engari ka taea hoki te hurihuri i ngā rauemi pēnei i ngā winīri hei hanga tapanga me ngā hua tāpiri, kia nui ake ai ngā hua o ngā kiritaki mā te whakamahi i te IECHO PK.
Ka tautoko te pūmanawa IECHO i te matawai waehere QR hei tiki i ngā kōnae tapahi e tika ana kua tiakina i roto i te rorohiko hei whakahaere i ngā mahi tapahi, e tutuki ai ngā hiahia o ngā kiritaki mō te tapahi aunoa me te haere tonu i ngā momo rauemi me ngā tauira rerekē, e penapena ana i te mahi me te wā o te tangata.
Mā te kāmera CCD whakamāramatanga teitei, ka taea e ia te tapahi aunoa me te tika i ngā rauemi tānga, kia kore ai e hapa te tūnga ā-ringa me te tā, kia māmā ai te tapahi me te tika. Ka taea e te tikanga tūnga maha te whakatutuki i ngā tono tukatuka rauemi rerekē, kia tino tika ai te tapahi.