PCB board finman sababu ni a ɲɛnabɔli .

Walasa ka PCB tablo ɲuman dilan, pankurun jogo ye fɛn fɔlɔ ye min bɛ nɔ bila a jogo la k’a ɲɛsin a ma, hali modɛli kelen bɛ tila A\/B\/C\/D ni kala wɛrɛw ye, plati taabolo la, a ka c’a la, o bɛna gɛlɛya suguya caman sɔrɔ, n’i y’a suma ni an bɛna kuma min kan bi, fɛnmarayɔrɔ ye yɔrɔ finmanw sɔrɔ PCB kan, n’a bɛ kɛ ni fɛn ye, n’o bɛ kɛ, ani n’a kɛra ko a man kan ka kɛ, n’a kɛra ko a tɛ se ka kɛ ko a tɛ se ka kɛ. ka jateminɛ kɛ kosɛbɛ. O tuma na fɛ, kun jumɛnw bɛ PCB board yɔrɔ finman na ani fura ɲumanw ye jumɛnw ye?

Kun minnu bɛ sɔrɔ yɔrɔ finmanw na PCB board kan:
1 Plate by improper thermal stress bɛna kɛ sababu ye fana ka nɔ finmanw sɔrɔ, yɔrɔ finmanw.
2 O tasa bɛ se ka kɛnɛma fanga bɛnbali nɔfɛta muɲu min bɛ sɔrɔ sigida resin ni gilasi fiyɛli farali fɛ yɔrɔ finmanw na.
(3) Fura minnu bɛ sɔrɔ fluor la, olu donli sigida jiri samali jiriw la, o bɛ gilasi fibre fini yɔrɔw sɔgɔlenw tiɲɛ, ka kɛ yɔrɔ finmanw ye tuma bɛɛ (a jugumanba bɛ se ka ye kɛnɛ kan).
Fɛn min bɛ se ka kɛ PCB board finman Spot fɛɛrɛ ye:
(1) Kɛrɛnkɛrɛnnenya la, fiɲɛ sumalen nivoya, infrarouge funteni funteni, i n’a fɔ kɔrɔsili dɛsɛ, o bɛna kɛ sababu ye ka funteni degun bila ka kɛ sababu ye ka fiɲɛ bila substrat kɔnɔ.
3 Ka bɔ taabolo la walasa ka fɛɛrɛw tigɛ walasa ka dɔ bɔ walima ka dɔ bɔ masinw ka baarakɛcogo yɛrɛyɛrɛko la walasa ka kɛnɛma masin fanga nɔ dɔgɔya.
(3) Kɛrɛnkɛrɛnnenya la, Detin Lead Alloy Coating kɔnɔ, a ka nɔgɔn ka kɛ sanu-datugulan ni fiɲɛ cɛ, jateminɛ ka kan ka kɛ Detin Lead Potion ni baarakɛcogo bɛnnen sugandili la.