[ltp] Disable PC speaker "emergency" sounds (R40)

[Richard Neill]

Georg Sauthoff wrote:
> Hi,
> 
> there is one thing which really bothers me with my Thinpad R40
> 2722 notebook. That are the pc-speaker-like system "emergency"
> sounds. I mean this full-volume sound when the the batterey gets
> low (battery led flashes) or the high-volume *beep* if you
> suspend-to-ram or resume.
> 
> While this is just annoying, if you have not muted the speakers
> (via the keyboard), it is really dangerous, if you are sitting in
> a train and listen to some music via headphones.
> 
> Currenlty I am using ACPI under linux, before APM, but it looks
> like some bios is responsible for those sounds. Besides the danger
> to damage the auditory system, the visual feedback is enough for
> me.

There's a BIOS option to turn them off.



> Does anyone have an idea how disable these 'emergency/system'
> sounds? Is there a pc-speaker-connector at the motherboard,
> which I can unplug?
> 

Try alsamixer-gui