I would assume snow leopard has the drivers built in...otherwise, as has been said, do a clone like a carbon copy clone to a disc image, and/or clone it to another drive as a spare and swap that in if anything goes funky.
I would assume snow leopard has the drivers built in...otherwise, as has been said, do a clone like a carbon copy clone to a disc image, and/or clone it to another drive as a spare and swap that in if anything goes funky.