Regardind harddisk board

This hard disk is unable to boot due to reverse current

how to rectyfy this

i need data from this hard disk

If your HDD can’t spin, you can swap PCB to try. Please advise the board number which is etched on the PCB, as the attached photo.

You should know: 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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Note: Send clear photos of your PCB (both sides) by attachments will make everything easier!