PASS is to print a line for a few times, the more times it print, the better the quality. For example, 3PASS is a line to be printed for 3 times. How many PASS it use to print can be understood as a picture that to be printed for how many times, that is to say how many parts the print head will be divided into, overlapping coverage, the larger the PASS,the better the effect.Because the material kuti yapokelela inki mu nshita iyapusana, ififumamo fikaba ifyayanguka,. Kuti fyaputulwa mu fiputulwa ifingi mu ciputulwa cimo cine, e kutila ukusalapo kwa fifumamo takwakwata ubupalamano ku kupita, fye umutanto usuma e ukaba bwino[6}}Cisuma nga nshi, umutwe wa PASS yabili, umutwe wa kupulinta walipaatukana mu fiputulwa fibili ifya kufimbamo.
