ʻO ke kaʻina hana o ka hoʻoponopono PCBA

ʻO ka maʻamau mākou e hoʻopili i ka hale hana i ka ʻenehana mālama yuan e hoʻokō i kēia mau hana.

1. E nānā i nā ʻāpana

I ka SMT chip hana mea kanu i loko o ka huahana pono e hoʻoponopono i ka mea mua e hoʻoholo ai, nā ʻāpana o kēlā me kēia wahi solder ʻaʻohe hewa, leakage, ke ola ʻana o ka pilikia, e hōʻoia i ka ʻoiaʻiʻo o ka mea. Pono e noʻonoʻo ʻia, ma ka nānā ʻana i ka uila uila ʻo Jingbang ma 2011 mai Suedena e hoʻokomo i nā chips i pitted, no laila ʻaʻole ʻoi aku ka ikaika o nā kumu o nā ʻāina ʻEulopa a me ʻAmelika ma mua o Huaqiang North.Inā hoʻokaʻawale ʻoe i ka hewa, leakage, hoʻohuli a me ka ʻoiaʻiʻo o ka pilikia, hiki iā ʻoe ke kiʻi i kahi papa kaapuni hewa e nānā mua inā paʻa ka papa, inā ʻaʻole i hoʻokomo hewa ʻia kēlā me kēia ʻāpana.

2. Welding state analysis

ʻO ka papa kaapuni ma ke ʻano he kanawalu pākēneka o ka hui solder maikaʻi ʻole, ua piha ka solder hui kuʻihao, inā he mau abnormalities, ʻo ka mea mua, pono mākou e kuhikuhi i nā kūlana hoʻokele ʻōnaehana maikaʻi ISO9001, a me nā ʻano SMT hoʻomaʻamaʻa ʻana i nā kūlana maikaʻi, e nānā inā aia. ʻaʻohe wili hoʻopunipuni, wili hoʻopunipuni, kaapuni pōkole, inā paha ua ʻākea ʻia ka ʻili keleawe a ʻike ʻole ʻia e ka maka.Inā pono e hana hou i nā wahi maikaʻi ʻole o kēia huahana, inā ʻaʻole, hiki iā ʻoe ke hoʻomau i ka pae aʻe!

3. ʻO ke kuhikuhi o ka ʻike ʻāpana

Ma ke kaʻina hana o kēia loulou, ua hoʻoholo mākou i ka ʻike ʻole ʻana o ka maka ʻike ʻole i kekahi o nā mea ʻino, i kēia manawa pono mākou e nānā pono i ka diode, electrolytic capacitors, ka nui o nā ʻāpana ma ka papa kaapuni a me nā ʻāpana ʻē aʻe i loaʻa nā lako no ke kuhikuhi, a i ʻole nā ​​koi kūpono a maikaʻi ʻole o nā ʻāpana i hoʻokomo ʻia i ka ʻaoʻao hewa.

4. ʻO ka ʻike mea hana o nā ʻāpana

Inā ʻaʻohe pilikia o ka hoʻoholo ʻana o ka maka ʻōlohelohe, a laila i kēia manawa pono mākou e hōʻaiʻē i kekahi mau mea kōkua, SMT chip processing plant ka mea maʻamau e hoʻohana i ka multimeter e ana wale i ko mākou kūʻē, capacitance, transistors a me nā mea ʻē aʻe, me ka multimeter. ʻO ka ho'āʻo ka mea nui e nānā ināʻaʻole i kūpono ke kū'ē o kēia mau mea i ka waiwai maʻamau o ke kū'ēʻana, e lilo i mea nui a iʻole ka liʻiliʻi, inā ua weheʻia ka capacitor, inductance Inā hāmama kaapuni kēia a pēlā aku.

5. Mana ma ka hoao

Ma ke kaʻina hana i luna aʻe, hiki iā ʻoe ke kāpae i nā pilikia maʻamau o nā ʻāpana, ʻaʻole e pōkole ka mana ma nā huaʻōlelo a i ʻole pili alahaka, etc.Hiki iā ʻoe ke hoʻohuli i ka mana e ʻike inā he maʻamau ka hana kūpono o ka papa.

N4+IN12


Ka manawa hoʻouna: Iune-22-2022

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