No sound with Thinkpad X60

Lowell Gilbert freebsd-questions-local at
Fri Mar 22 16:30:51 UTC 2013

Jerry <jerry at> writes:

> On Fri, 22 Mar 2013 06:28:57 +0100
> Bernt Hansson articulated:
>> 2013-03-22 00:42, Peter Harrison skrev:
>> Put this in your /boot/loader.conf and report back.
>> hw.snd.default_unit="0"
>> Test with other nubers if 0 do not work.
> Using an nVidia card, I had to do the following:
> /etc/sysctl.conf
>   hw.snd.default_unit=4
> Rebooted and the sound worked. I never found any truly accurate
> information on it, it was basically just a trail and error experiment.
> And YES, it sucks that in all to many cases, sound doesn't "just work".

You don't actually need to reboot for each trial. Running sysctl(8) from
the command line will do. And /dev/sndstat would probably tell you the
right value to try. These things are covered in the Handbook..

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