HDD Controller Board 2060-771829-003 Western Digital - $36.00 - HardDiskPCB.com
WD PCB 004-0B36131 - $65.00 - HDDzone.com
2060-771961-001 REV A/B Western Digital WD Hard Drive Logic Controller Board - Drives and Storage Hard Drives & Accessories - 1 x Hard Drive PCB - - Amazon.com