$su -
$alsamixer
Configure bars with arrows, enable or disable service with "m" key.
When done ESC
#alsactl store
If you have 5.1 speaker system, be sure that LFE channels bars are all way down and [off]. LFE channel is to generate 5.1 emulation matrix on 4 speaker systems.
P.S. KEEP IN MIND THAT SOUND SYSTEM WON'T WORK AFTER THAT PROCEDURE. LOGOUT IS NEEDED!
--------------------------------------------------------------------------------------
Otherwise
Steps:
1. Go to
http://www.alsa-project.org/
2. Download ALSA driver source, library source, alsa-oss, utils, and tools.
3. Unpack all as root in /usr/src
4. Go to directory /usr/src/alsa-driver-*
5. ./configure ;make;make install
6. chmod a+rw /dev/dsp /dev/mixer /dev/sequencer /dev/midi
7. Go into alsa-lib
8. ./configure;make;make install
9. Go into alsa-utils
10. ./configure;make;make install
11. Go into alsa-oss
12. ./configure;make;make install
13. alsaconf
$alsamixer
Configure bars with arrows, enable or disable service with "m" key.
When done ESC
#alsactl store