Popeza zamagetsi zili ndi mitundu yambiri, PCB ikukumana ndi kufunikira kowonjezereka. Chifukwa chake, kupezeka kwa CCL ya mbali ziwiri kukuchulukiranso. Awiri am'mbali CCL amafuna njira ina processing kuchita slitting ndipo izi zimapangitsa UV laser kudula makina chida abwino.