Re: [arch-general] Note: WDC Carvair Black 6 Gbps drives require jumpers on pins 5-6 to be recognized as SATA-II

On 24.07.2011 23:41, Mauro Santos wrote:

I'd say the manufacturer must have had some good reason to ship the drives configured like that and without a jumper.

Yes, probably to save money on support calls. http://wdc.custhelp.com/app/answers/detail/search/1/a_id/5387#jumper Back when SATA-II came out some Seagate drive odels where not detected by old VIA SATA chips. The solution was to force the drive into the proper SATA mode by jumpers.