hey guys

Thanks zephyroth, and other friends. Great job.

I've got Leopard 10.5.2 AMD EFI (with fix guid ppf addon ) But, not installed. Boot screen problem messeage " unable to find driver ACPI" My bios settings on the ACPI is enabled. What's wrong, please help me

My computer specs:

Biostar TA690G AM2
Kingston 3gb ddr 667 mhz ram
Seagate hd x 3 (250, 250 400) sata2
asus 8800gt
500watt real power sup.
lg ide dvdrw