> I just installed Linux on a former NT box. When it had NT, after boot up it > used to either slow down or shut down the fan, and there was almost no > noise. However, after I installed Linux, the noise persists and it's really > loud. How do I adjust the fan speed? Thank you. If the box supports ACPI you can set the fans to automatic mode: echo -n 3 > /proc/apci/fan/ <name> /state You can also turn them off this way by setting the value to 0, but you'll risk overheating the cpu. Klaasjan