Data recovery and disk repair questions and discussions related to old-fashioned SATA, SAS, SCSI, IDE, MFM hard drives - any type of storage device that has moving parts
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Re: Hitachi Deskstar HDS722525VLAT80 not seen in bios

June 25th, 2013, 4:54

anybody?

an answer here would be very appreciated. thanks.

in one sentence: can a burned tvs diode from one pcb be replaced by a working tvs diode from another pcb (other make) and thus make the hard disk work again? (soldering, of course)

Thanks.

Re: Hitachi Deskstar HDS722525VLAT80 not seen in bios

June 25th, 2013, 5:30

c my faq

Re: Hitachi Deskstar HDS722525VLAT80 not seen in bios

June 25th, 2013, 6:50

it has been done. Now i know. I'll do it and keep you updated.

Re: Hitachi Deskstar HDS722525VLAT80 not seen in bios

June 27th, 2013, 8:14

well, i checked both tvs diodes (the 12V diode is on the other side of the pcb) and both have the right voltage, which means they probably must not be replaced.


I still have the multimeter so, now that we know its not tvs diodes (or "voltage protectors") maybe I should check some other things?

I am not sure whether I should or should not purchase a new pcb....
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