Hard Disk Drive Circuit Board / Logic Board 0A90377 for 500GB-1.0TB 7200rpm 32MB SATA III 3.5" Hitachi Deskstar 7K1000.D HDS721050DLE630 HDS721010DLE630

  

PCB Model

220 0A90377 01
110 0A90377 01

PCB P/N (PCB sticker)

0J21827 BA4273B
0J21827 TS0076_

Compatible HDD models

HDS721050DLE630
HDS721010DLE630

HDD P/N

0F13178
0F13180

Main Controller IC

LSI 6045

HDD Motor Combo IC 0A75794

 

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.