Circuit Board Inspection Standards
1. Chikero chakakodzera kuongororwa kunouya kwenharembozha HDI mabhodhi edunhu.
2. Iyo sampling plan ichaongororwa maererano neGB2828.1-2003, general inspection level II.
3. Kuongororwa kunobva pane zvakagadziriswa zvehunyanzvi zvehunyanzvi uye sampuli dzekuongorora.
4. Chiyero chehutano chakakodzera chinobva paAQL kukosha: Kirasi A = 0.01, Kirasi B = 0.65, Kirasi C = 2.5.
5. Zvishandiso zvekuedza nemidziyo: plug gauge, vernier caliper, reflow oven, dynamometer, girazi rinokudza, digitaalinen multimeter, tembiricha yenguva dzose uye humidity bhokisi, kiyi yehupenyu tester, goridhe-yakapfatwa layer ukobvu tester, flat marble kana girazi, insulation resistance tester, nguva dzose tembiricha ferrochrome.
6. Defect classification: serial number Inspection item Defect tsananguro Kurongedza kwekunze kwakanyorova, zvinhu zvinoiswa mukusagadzikana Defect category CB Remarks 1 Hapana label mukati kana kunze kwepasuru, label isiriyo, madonhwe emvura mukati, hapana hunyoro-hunyoro, hapana humidity card. , zvinhu zvakasanganiswa, hapana vacuum Package.
1 Mushumo wekutumira hauna kupihwa.Factory shipment report
2. Zvinhu zvekuongorora zviri mugwaro rekutumira kwemugadziri hazvienderane uye zvakakwana zvinoenderana nezvinodiwa zvedu zvekuongorora, data rekuyedza harizadzise zvinodiwa, mushumo hauna mvumo kubva kumukuru wemhando yepamusoro kana vashandi vepamusoro, uye chirevo. zvemukati ndezvenhema, etc. Kana zvinodiwa pamusoro apa zvisingaite.B serial nhamba yekuongorora zvinhu General defect tsananguro Iyo inouya zvinhu zvakasiyana kubva kune yekugadzira sampuli, nhamba yendiro yakasiyana, ndiro yakasiyana (kusanganisira hapana chiziviso cheplate), hapana kutenderera kwekugadzira, uye hapana chiyero chefekitori.Panofanira kunge pasina micheto yakapinza yakatenderedza PCB kukanganisa gungano uye kukuvadza mushandisi.Porous uye mashoma pores Makuru uye maduku pores (maererano nezvinodiwa zvekugadzira mifananidzo) Pane yakasara mhangura muNPTH gomba, uye kune oxidation mugomba.) rakapera kuvhura: kana richipfuura zvinodiwa pazasi
3 Kuchera makomba akatenderera: NPTH: +/-2mil (+/-0.05mm);NPTH: isina kunyura B gomba remhangura;PTH: gomba rendarira inonyura PTH: +/- 3mil (+/-0.075mm) 2,
Nguva yekutumira: Kubvumbi-21-2023