After install Leopard 10.5.2 EFI

[Paolo_IMAC]

Hi, zephyroth

I Have problem, when install leopard 10.5.2 EFi on my notebook:
ASUS A7t
AMD TURION 64X2
SATA HD 100gb
graphic Card Nvidia GEFORCE GO 7600

after the system reboot the screen is all black and leopard dosent start

Why?

Would you help me?