[SOLVED] WD My book essentials 2TB

Jul 21, 2021
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Hi

I have a WD Essential 2Tb WDBACW0020HBK-001, with no light or sping sound .
I think that is a problem of PCB board. problably destroyed by power surge through the USB port.
4061-705094-001 Rev AD
I already desasseble the case and test the HDD without the PCB board.
I can see the disk, but of course no alocation (encripted).
The PCB model 4061-705094-001 Rev. AD and i can't find where to buy.

Can someone help?
Thanks
António Rocha
 
Solution
This tool can decrypt the drive:

https://github.com/andlabs/reallymine

This tool can mount the drive in Linux:

https://github.com/themaddoctor/linux-mybook-tools

If you want to troubleshoot the PCB, measure the voltage between ground (a screw hole) and the 150 coil. That should be +5V.

Next to the 150 coil is an SOT23-5 component. This component has a rectangular inductor above it. The voltage at this inductor should be +3.3V.

The large square bridge IC has a rectangular inductor at its left side. The voltage at this inductor should be +1.2V.

U4 is a dual MOSFET. It switches +12V and +5V power to the drive's SATA power pins. You should measure +12V and +5V at the appropriate pins.
This tool can decrypt the drive:

https://github.com/andlabs/reallymine

This tool can mount the drive in Linux:

https://github.com/themaddoctor/linux-mybook-tools

If you want to troubleshoot the PCB, measure the voltage between ground (a screw hole) and the 150 coil. That should be +5V.

Next to the 150 coil is an SOT23-5 component. This component has a rectangular inductor above it. The voltage at this inductor should be +3.3V.

The large square bridge IC has a rectangular inductor at its left side. The voltage at this inductor should be +1.2V.

U4 is a dual MOSFET. It switches +12V and +5V power to the drive's SATA power pins. You should measure +12V and +5V at the appropriate pins.
 
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Solution

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