Installing a SATA hp 1270i DVD Drive help

[alpinestars450]

i have a dell optiplex gx 620 and im trying to in stall a hp dvd 1270i that has sata connectors My old cd rom drive is a ide and i cant get the computer to even find my sata dvd burner and its on win xp and help would be great thanks

 

[aford10]

Boot into the BIOS and make sure the SATA controller is enabled.