Ingancin buga jirgin kewaye, aukuwa da maganin matsaloli, da kimantawa na haɓaka tsari yana buƙatar a yanka a matsayin tushen binciken haƙiƙa, bincike da hukunci. Ingancin yanki yana da babban tasiri kan ƙaddarar sakamako.

Ana yin amfani da nazarin sashe musamman don duba kauri da adadin yadudduka na wayoyi na ciki na PCB, ta hanyar girman ramin rami, ta hanyar lura da ingancin rami, ana amfani da shi don bincika ramin ciki na haɗin gwiwa na PCBA, yanayin haɗin ke dubawa, kimanta ingancin rigar da sauransu. Nazarin yanki yanki fasaha ce mai mahimmanci don nazarin gazawar PCB/PCBA, kuma ingancin yanki zai shafi madaidaicin tabbataccen wurin tabbatarwa.

Rarraba sashin PCB: ana iya raba sashin gabaɗaya zuwa sashin tsaye da sashin kwance

1. Yanke tsaye na tsaye yana nufin yankewa tare da shugabanci daidai da farfajiya don lura da yanayin bayanin martaba, galibi ana amfani da shi don lura da inganci, tsarin lamination da farfajiyar haɗin ciki na ramin bayan jan ƙarfe. Sashe na tsaye shine mafi yawan hanyar da ake amfani da ita wajen nazarin sashi.

2. Yankin da ke kwance a ƙasa yana saukowa ƙasa ɗaya Layer tare da madaidaicin shugabanci na jirgin don lura da yanayin kowane ɗigon. Yawancin lokaci ana amfani da shi don taimakawa bincike da yanke hukunci game da rashin ingancin ingancin yanki na tsaye, kamar gajeriyar ciki ko ɓarna ta ciki.

Slicing gabaɗaya ya haɗa da samfuri, Mosaic, yankan, gogewa, lalata, lura da jerin hanyoyi da matakai don samun madaidaicin tsarin giciye na PCB. Sannan ta hanyar microscope na ƙarfe da sikirin microscope na lantarki, ana nazarin cikakkun bayanai na sassan. Sai kawai lokacin da aka fassara sassan daidai za a iya yin bincike daidai kuma a ba da mafita mai inganci. Don haka, ingancin yanki yana da mahimmanci musamman, yanki mara kyau zai kawo ɓarna mai ɓarna da rashin fahimta ga nazarin gazawa. Microscope microscope azaman mafi mahimmancin kayan aikin bincike, girman sa daga 50 zuwa sau 1000, daidaitaccen daidaiton ma’auni tsakanin 1μm.

Bayan yin sashe, nazarin sashe da fassarar suna bi. Don gano musabbabin abin da ya faru, da kuma yin matakan haɓaka daidai, don haɓaka yawan amfanin ƙasa da rage asara.