Waxaa laga yaabaa in duruufaha loo yaqaan 'printhead' mararka qaarkood ay ku dhufan karto qalabka, kaas oo dhaawici doona printhead {{0} marka loo eego in wax badan laga xalliyo, marka wax laga hago ka-soo-baxa, markii la soo gaadho ka-hortagga. Dhaqso ka dibna ka-hawaduhu waxay joogsan doontaa, ka horjoogsataa in printhead-ka waxyeelada ay ka dhasheen Huaam qalad hum ama walxaha walxaha {} had iyo jeer dacin-galka ah had iyo jeer waxay diiradda saarayaan daabacaha!
