Sound not working : no codecs initialized in dmesg with new computer

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http://forums.fedoraforum.org – Hi, The following information is taken from my alsa-info.sh here. I have not found in the forum a similar problem. On a newly bought all-in-one computer with 2 sound cards: Code: 00:1b.0 Audio device: Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller (rev 04) 01:00.1 Audio device: ATI Technologies Inc NI Caicos HDMI Audio [AMD RADEON HD 6450] the first card codec does not get initialized as it is indicated in the dmesg log: Code: snd_hda_intel 0000:00:1b.0: irq 54 for MSI/MSI-X ALSA sound/pci/hda/hda_intel.c:1650 no codecs initialized I ha (HowTos)