unlocking hidden bios for sony VGC-RB38G

[kboom1]

need some help to unlock hidden bios options for a sony VGC-RB38G .
heres some info:
Motherboard:Intel D915GAG
BIOS Manufacturer: American Megatrends
BIOS Date: 08/11/05
BIOS Version: EV91510A.04T.0062.2005.0811.0305
EFI BIOS: Not Capable
Thanks for the help, kb

[kboom1]

can I do it with one of the AMI BCP tools if so what version should I use