Quick Install Guide (pdf)
Page 3
... the hard drive. If you are installing your system supports Cable Select, there is not supported by Macintosh's built-in the hole positions as the only device on the cable, use the Single setting (no need to the gray connector. If installing your desired configuration (i.e., Cable Select, Master/Slave, or Single). Jumper the drive according...
... the hard drive. If you are installing your system supports Cable Select, there is not supported by Macintosh's built-in the hole positions as the only device on the cable, use the Single setting (no need to the gray connector. If installing your desired configuration (i.e., Cable Select, Master/Slave, or Single). Jumper the drive according...