F7: Enabling PC speaker

[Paul Smith]

On 9/15/07, Mikkel L. Ellertson <mikkel at infinity-ltd.com> wrote:
> >> Is the sound card on his system build into the motherboard? If so,
> >> try enable the pc speaker setting in your mixer of choice, and make
> >> sure it isn't muted. Some systems with built-in sound route the
> >> speaker output through the sound card. (I have one - every thing
> >> except the POST beeps goes through the sound card.
> >
> > Hmmm, are you saying that on some hardware, the PC speaker is a real
> > transducer but is coupled to the sound processor in some way? I know
> > that this box has a real transducer, and that it is capable of
> > beeping.
> >
> What I believe happens is that the transducer is the PC speaker
> during POST, but the signal gets re-routed by the BIOS to an input
> on the sound system. Not completely - BIOS warning beeps because of
> overtemp, if you have them, still use the transducer. But sounds
> generated by software that should go to the PC speaker go through
> the sound system instead.

Have you tried adding the following line to /etc/rc.d/rc.local ?

/sbin/modprobe pcspkr

Paul