![]() ![]() First you must find which model of sound card you use, so run this command:Ĭat /proc/asound/card0/codec* | grep Codec.Sound only plays through headphones or internal speakers (not through attached audio sets).Sound works at random after each reboot.Sound disappears when touching volume controls.However, the following problems might occur on some setups: Most cards seem to work as of Ubuntu 9.04 or later using the stock kernel. Then try solving the problem using the instructions below. It is called "HD Audio Controller", "Azalia Audio" or similar. If your boot hangs on loading the module for snd-hda-intel, try disabling the card in your BIOS. Please refer to the official sound debugging guide and Ubuntu Audio Development team's pages for more up-to-date information. dmesg shows "disagrees about version of symbol" and "Unknown symbol" for snd_ctl_add, etcĪs of 2012, much of the information on this page is outdated.
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