1. A computer system, comprising: a memory device including a memory ID code unique to said memory device, said memory ID code stored in a non-volatile portion of said memory device; and a CPU coupled to said memory device and capable of testing said memory device to determine if said memory device is functional; a master control device coupled to said CPU and said memory device for retrieving said memory ID code from said memory device and providing said memory ID code to said CPU; and wherein said CPU is capable of isolating said memory device if said CPU determines said memory device is not functional.