Hello.
For unlock phone you need to flash diag file:
http://rapidshare.com/files/218385693/A47-011-0084-GX17-2006-10-12-DIAG-UNLOCKED.rar
Any versions of phone firmware after 2006-10-12 are same cause of their version:
A47-011-0084-GX17
Does anyone have Sharp TM200 Firmware?