Bios cant see new SSD

Tesla220

Distinguished
Mar 20, 2007
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18,510
Good Day All
I have a Dell Laptop 6200 with a Core 2 Duo 7200 processor, 4 gig memory.
I recently am trying to replace my faulty HDD with an new SSD Its an OCZ Petrol of 128 Gig capacity. Problem is my Bios does not see the drive at all. SATA does not appear to be adjustable. Any Ideas?
Thanks