I had SEAGATE st3500320AS hard disk crashed, drive had sensible vibration but not detect in BIOS, if I found a replaceable BIOS, can you replace the original BIOS to donor PCB board, I am confident your skill can do this job, can you inform how much do you charge if you can fine PCB and replace defective PCB, deeply appreciate your respond, waiting for your respond, thanks
Replacement the PCB will not solve the problem below.
* The drive will power up normally (no ticking noises, errors etc) but will not be recognized by the computer
* The drive will power up normally and be recognized correctly but will report a size of 0 bytes
* The drive will power up but report SMART errors on boot
Those problem is caused by the HDD firmware corrupted.You can find a data recovery company help.
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