Mokwongo, kuom wach mar chiwo teko, ranyisi ma wuok kuom masin ma loso gik moko gi injekson kod robot, ioro kokalo kuom relay ma ni e kindgi. Gik ma miyogi teko mar mach gin gik ma nyalo miyo gibed gi nyalo mar timo gik moko kendgi, ma konyogi mondo gibed gi nyalo mar bedo motegno. Kapo ni signalno tiyo ma malo kata ma piny, ok ondik e rang’iny mar piny Ulaya; ne oler gi masin ma loso gik moko gi injekson kod joma loso robot giwegi. Okang’ mar piny Ulaya nyiso mana chal mar on/off mar relay ma ni e kindgi.
Kuom ranyisi, ka ng’at ma loso masin mar loso gik moko gi ng’injo dwaro nyiso ni “ng’ado masin mar loso gik moko gi ng’injo oyiene” kaka ng’injo ma piny ma tiyo, to ng’injo mar 0V imiyo pin mar 32-pin mar “teko mar masin mar loso gik moko gi ng’injo.” Ka robot oyiene ng’ado mol, rile ma luwore gi ng’atno ng’ado, kendo ywayo ranyisi ma ni e pin 17 piny. Kaka kamano, ka dwarore ni ng’ato oket ranyisi ma nigi rang’iny mamalo, 24VDC ma wuok e masin mar loso gik moko gi ng’injo itudo gi pin 32.
Kuom ranyisi mag geng’o mapiyo kod ranyisi mag gige arita, rang’iny mar 67 mar piny Ulaya nigi ranyisi achiel moloyo rang’iny mar 12. Kaluwore gi rang’iny mar piny Ulaya, kama robot tiyoe dwarore ni oket chiel mondo obed gi arita, omiyo dwarore ni oket switch mar geng’o mapiyo kendo ng’iyo gige arita e chielno.
Signal mar "Kabedo mar Mold" ochung'ne switch ariyo mag ler ma ni e lwet robot. Switch gi ng'iyo ka be lwet robot ni ei kama mol olosie. Ka en kamano, owinjore ogeng’ masin ma loso gik moko gi injekson mondo kik olor gik ma itiyogo. Signal ma kamano opogore matin gi mamoko. Ka lwet robot ok ni e kind kama molno nitie, rele ma ni e kindgi ng’injo. Ka masin mar loso gik moko gi ng’injo ogolo ranyisi ma tiyo ma nigi rang’iny mamalo, ranyisi ma luwore gi rang’inyno biro bedo ma malo. Ka lwet robot odonjo e kama molno nitie, rele ma ni e kindgi yawore, kendo laini mar signalno dhi piny.
Signal mar “Tudruok mar Masinde mag Moldo” itiyogo e kinde ma ng’ato dwaro tiyo kod lwet robot. Ka itiyo gi ranyisi ni, mano miyo masin mar loso gik moko gi lwet robot oriwre. Masinde mag loso gikmoko gi injekson yawo kod loro gikmoko, pinje mag golo gikmoko, kod tije mag ywayo gikmoko e iye rito gi lwet robot. Ka signal ni okethore, lwet robot kod masin mar loso gikmoko tiyo kendgi.
