The problem dissapeared after installing 64-bit Ubuntu 9.04 with amd64 architecture. ACPI works correct, I can change CPU frequency, fan speed, set lcd brightness, and all hotkeys work.
The problem dissapeared after installing 64-bit Ubuntu 9.04 with amd64 architecture. ACPI works correct, I can change CPU frequency, fan speed, set lcd brightness, and all hotkeys work.