Shingiro shingiro PCBA ninama nkuru yicapiro yumuzunguruko (PCBA) ikora nkishingiro rya sisitemu yose ya elegitoroniki.Nibintu nyamukuru bihuza ibindi bice byose bigize sisitemu hamwe bikabemerera kuvugana.PCBA nyamukuru ikora nkumugongo wa sisitemu yose kandi mubisanzwe ninama nini kandi igoye muri sisitemu.
Lin Zhou yagiye akora imbaho zigenzura abakinyi b'imikino yo gusiganwa ku magare, nk'imodoka PCBA, pedal PCBA, imashini ihindura PCBA, n'ibindi.