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Hard disk toshiba mk5059gsx defect electronic


voicu85

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Buna seara precizez ca hardul din semnatura a fost alimentat invers si nu mergea deloc asa ca i-am schimbat urmatoarea piesa acum il vede cand il conectez pe usb dar imi da eroare de defect.Poate are cineva vreo idee i-am schimbat o piesa asemanatoare cu o rezistenta smd inscriptionata cu 2 cu una cu 0.nu stiu ce valoare avea aceea cu 2.

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Nu e de vina rezistenta, era de 2 ohmi, tu ai pus o trecere (strap), mai e ceva defect dupa rezistenta.Nu inteleg cum s-a putut alimenta invers, mufa e asimetrica, s-a umblat la cabluri ? Verifica pe traseul rezistentei, vezi ca duce la doua treceri negre notate cu (0) . Masoara diodele, tranzistorii, alte rezistente de valori mici, daca nu gasesti nimic atunci e un circuit integrat afectat, din pacate cam greu de depistat.

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