If you don't know for sure which type of drive you have check the ribbon cable running into it.
Strangely enough the thing that most people have problems with when installing a new drive is the ribbon cable.
In most cases the ribbon cable has the three connectors on it that are needed for two drives.
The ribbon cable normally has a red stripe marking line 1.
Oh yeah, there's also little stuff, like screws, ribbon cables, and fans which are still pretty important.
Nuts was holding a ribbon cable, grinning up at her.
The ribbon cable was re- secured, the floor panel replaced.
If you casing is held together by a ribbon cable, take care not to damage it.
The two cards were connected together with a 16-conductor ribbon cable.
From a digital point of view, ribbon cable is an ideal way to connect two devices.