I can confirm that updating the BIOS helps. I've had exactly the same fan problems as described above, and after updating the BIOS from A04 to A13 (which was the newest available at the Dell support site) the fan runs as usually again. However you need Windows / DOS to update the BIOS.
I can confirm that updating the BIOS helps. I've had exactly the same fan problems as described above, and after updating the BIOS from A04 to A13 (which was the newest available at the Dell support site) the fan runs as usually again. However you need Windows / DOS to update the BIOS.