PCB Flying Screware Gwajin Ayyuka

Wannan talifin zai raba dabaru kamar jeri, gyara, da kuma yin yashi kwamitin gwajin gwaji don tunani kawai.

1. Koyarwa

Abu na farko da za a yi magana game da zabi ne na hanyoyin. Gabaɗaya, ya kamata a zaɓi ramuka biyu kawai sau biyu azaman masu zaman kansu. ?) Yi watsi da IC. Amfanin wannan shine cewa akwai karancin maki, kuma ana kashe lokaci a kan jeri. Gabaɗaya magana, etching koyaushe yana da ƙoshin lafiya, don haka ba daidai ba ne don zaɓar padds don wuraren ajiye abubuwa. Idan akwai bufaban da'awa, ba kwa buƙatar dakatar da kai tsaye, kuma ka daina gwajin kewaya.

Bari muyi magana game da jeri na Manual. A tsananin magana, ramuka ba a tsakiyar pads ɗin ba, don haka lokacin sauya, ya kamata a sanya dige a tsakiyar pads gwargwadon iko, ko kuma yi ƙoƙarin tattarawa tare da ainihin ramuka? Gabaɗaya idan akwai wasu maki da yawa don rami, zabi na ƙarshen. Idan galibi IC ne, musamman lokacin da IC ke da damar buɗe buɗe buɗe ido, kuna buƙatar sanya rami a jeri a tsakiyar kushin.

Na biyu, firam tushe

Kafaffen firam shine gyaran gwajin. Abubuwan da aka falls sun fice daga kwalaye biyu. Fabin jiki shine firam. Don irin wannan kwamiti, girman da aka bayar da injin din da za'a iya amfani dashi kai tsaye. Don bayanan ba tare da katako ba, akwati ne ke wakilta. Zamu iya amfani da umarnin nuna show (wanda za a yi amfani da shi lokacin duban hukumar) don ganin wace testated a saman gefen. Kwatanta shi da kayan aikin gaske don ganin nisan sa daga gefen yadda ake amfani da shi don ramawa.

3. Ingantawa

Don facin katako, za a iya gwada single guda. Zamu iya amfani da wannan aikin don gano gwajin jirgi na Patch inda nisa tsakanin kushin da gefen kwamitin ya yi ƙarami don gwadawa. Hanyar ita ce toshe hanyoyin da tire ba za a iya gudanar da ita ba. Single guda jarumawa ne ya haye, kuma bayan gwajin, an sanya tire a kafaffun farantin da aka gyara, saboda an gwada dukkanin hukumar ta ƙarshe. Sabili da haka, ya kamata mu sassauta amfani da ayyukan da kayan aikin da kayan aikin da kayan aikin da kayan aikin sun cika buƙatu na musamman.

Na hudu, Warpage

Girman a cikin shugabanci ya yi girma sosai, musamman lokacin da girman a cikin wannan shugabanci ya fi girma kananan tsari, amma a cikin Jagoranmu na sama yana da girma, kuma a cikin Jagoran Tabilarmu yana da girma a kan ƙaramin tsari, da kuma a cikin Jagoranmu da aka sanya) lokacin da YAKE OF DAGA CIKIN MULKIN NA SAMA Sabili da haka, injin ɗin ya zaɓi tsawon layin da za a auna idan an saita shi zuwa ga hanyar injin, wanda zai iya magance matsalar warpage a cikin gwajin zuwa wani. (Wannan gyara dole ne a kula da shi a DPS).