About remove seurity lock new Seagate DM drive

[TADASHI]

I am working to NEW ST3000DM001 CC25 drive here. It is new types drive and need to unlock port for using serial port.
(need unlock command and can't use ACE's BLOG method)
In this case, what do i do that remove security password? Anybody know?

Thanks
A1 Data Corp.
M Ogata