Aporte original por: Dan ,
The four pins on the top part of the image are testing SATA port speed adjustment contacts for the hard drive. They are not accessed by the Mac mini system. The specs of the drive: Interface: SATA 3.0 Gb/s Speed: 5400 RPM Dimensions: 2.5" (69.85mm) wide x .37" (9.5mm) tall Meets the systems requirements: [http://www.everymac.com/systems/apple/mac_mini/specs/mac-mini-core-2-duo-2.26-late-2009-specs.html|Mac mini 2.26 GHz Core 2 Duo (Late 2009)] Are you sure this drive is large enough for your needs? If you think you may need more than 500 GB there are larger drives upto 2 TB in size! And there are even hybrid drives which have a SSD acting as a deep cache to give your system some zip. You even can replace your optical drive to a second HD or even swap it out for a SSD. And lastly RAM, you can boost it upto 8 GB or RAM after you have updated the firmware.