1. How To add the SAS controller The first thing to do is to check the position of the jumper JP3 It must Plug the card into the horizontal white connector close to the be short pins 2 3 as shown in the picture below Green PCI X slot and then secure it to the mainboard with a screw Plug the first SAS Cage cable into the bottom Please download the latest firmware and bios connector from the Acer support website and upgrade the card http support acer euro com All the How To guides can be found on http support acer euro com documents howto SO SA000 A00 Altos Array G540 SAS controller SAS 8 ports Support RAID 0 1 Daughterboard plus cables does not take PCI slots 46 SA000 A01