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Buna ziua 

Am gasit la un TV montat sursa UPS001 si este defecta, e defect tranzistorul 2SK1940 si trazistorul KSP42 bine inteles si alte componente defecte si am inlocuit si a ramas tranzistori dar nu am originalele ,si va rog cu ce alti tranzistori se inlocuesc ? si nu am pe moment o sursa UPS noua si vreau so repar pe cea defecta . 

Va multumesc .

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Eu am folosit in tvuri P11Nk60 si merge cu el in loc de fet poate daca consumul nu e mare si cu p6nk60(din asta am pus intr-un samsung sasiu care avea initial smr400 si merge si azi)In loc de ksp nu stiu daca nu merge bc639 verifica datasheetul.

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