Hard Disk Drive Circuit Board / Logic Board 100781943 for 500GB-2.0TB 5400rpm 128MB SATA III 2.5" Seagate BarraCuda / Mobile HDD ST500LM030 ST1000LM035 ST1000LM048 ST2000LM007 ST2000LM015


PCB Model

100781943 REV A

PCB P/N (PCB sticker)

100796151 A / 6151 A
100781942 C / 1942 C
100788691 C / 8691 C

Compatible HDD models

ST500LM030
ST1000LM035 ST1000LM048
ST2000LM007 ST2000LM015

HDD P/N

1RK17D 1RK17D-xxx 1RK17D-500
1RK172 1RK172-xxx 1RK172-567 1RK172-568
2E7172 2E7172-xxx 2E7172-500
1K8174 1K8174-xxx 1K8174-566 1K8174-568
2E8174 2E8174-xxx 2E8174-500

Main Controller IC

88i1160-BTT2

HDD Motor Combo IC

SH8370DCA1
SMOOTH 100753632
SMOOTH 100785184

 

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.