Hard Disk Drive Circuit Board / Logic Board 004-0B41785 for 4-8TB 7200rpm 256MB SATA III 3.5" WD Red Pro WDx003FFBX-xxMU3Nx / Black WD4005FZBX-xxK5WBx WD8001FZBX-xxASYAx / Purple Pro WD8001PURP-xxB6RYx / Gold WD8004FRYZ-xxVAEBx

 

PCB Model

0B41785
004-0B41785
001-0B41785

PCB P/N (PCB sticker)

0F43494 C44910_
0F43494 C37012_
0F43494 C44910_
0F43494 C35178_
0F47439 C41104_
0F47439 C44910_
0F47439 C44911_
0F47439 C35178_

Compatible HDD models

WD4003FFBX WD4003FFBX-68MU3N0
WD4005FZBX WD4005FZBX-00K5WB0
WD6003FFBX WD6003FFBX-68MU3N0
WD8001FZBX WD8001FZBX-00ASYA0
WD8001PURP WD8001PURP-85B6RY0
WD8004FRYZ WD8004FRYZ-01VAEB0

Main Controller IC AVAGO 6097
HDD Motor Combo IC SMOOTH L7232

 

This item has been thoroughly tested, verified to be working, and guaranteed to be OK before shipment.
 
The buyer is fully responsible for verifying compatibility issues for this item. 
Please note that this item can only fix PCB problems. Some HDDs have additional internal damage that is not easy to detect.

The ROM IC on the PCB is programmed with the unique parameters/settings of its original HDD. 
Please swap the ROM IC (marked with a red circle in the photo), and the donor PCB will be compatible with your hard drive.