Toshiba sd-r 6012 firmware 1331

[Marwan]

i have the toshiba sat 5200 with the dvd/r/wr model sd-r6012 and firmware rev 1331.
what firmware flash do i use?

i found here the sd-r 6012 with the use for x731, x031, 1031 and 1731!!!!

are there others wich i can use? or is one of them the rite one?