Product Description Detailed Specs Downloads Reviews/Questions Product Description 5639-J21-0001 DIF V3 per store Detailed Specs null null null null null null null null null null MFG Part Number 5639-J21-0001 Product Type Service Downloads Reviews/Questions The Toshiba 5639-J21-0001 is also known as TOS -5639J210001 or 5639J210001