On Behalf Of Jason Morgan > On Sun, Jun 08, 2008 at 09:40:17PM -0600, James wrote: >> I have a high pitched whine coming from my motherboard when the EHCI >> USB 2.0 controller is enabled in the BIOS. The whine only starts once >> FreeBSD 7.0-RELEASE is halfway through booting. >> >> The whine also goes away when I plugin a USB drive in with EHCI >> controller enabled (usb keyboard and mouse being already plugged in). >> >> Is this a hardware problem, or could it possibly be software related??? > > I can't imagine this is a software issue. Sounds strange. Have you > tried to see if it isn't a fan issue? We have some Dell GX280s with a > bad batch of motherboards at my university---under specific conditions > (e.g., using certain video cards) the system fan will spin up 'til the > system sounds like it's about to take off.
One of the device probes during startup could be sending what appears to be a full speed command to the fan controller. Bob McConnell _______________________________________________ firstname.lastname@example.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"