Hello, Using ALSA modules shipped with Linux 2.6.20, I find that with a HP dc7600 workstation I need to load snd-hda-intel with model=basic or model=hp or there is no sound. Alsamixer indicates Chip: Realtek ALC260. 00:1b.0 0403: 8086:27d8 (rev 01) Subsystem: 103c:3010 Flags: bus master, fast devsel, latency 0, IRQ 18 Memory at e04c0000 (64-bit, non-prefetchable) [size=16K] Capabilities: [50] Power Management version 2 Capabilities: [60] Message Signalled Interrupts: 64bit+ Queue=0/0 Enable- Capabilities: [70] Express Unknown type IRQ 0 Same with a Lenovo M55 8811, except I seem to need model=laptop. alsamixer indicates Chip: Analog Devices AD1986A. 00:1b.0 0403: 8086:284b (rev 02) Subsystem: 17aa:1011 Flags: bus master, fast devsel, latency 0, IRQ 16 Memory at d0200000 (64-bit, non-prefetchable) [size=16K] Capabilities: [50] Power Management version 2 Capabilities: [60] Message Signalled Interrupts: 64bit+ Queue=0/0 Enable- Capabilities: [70] Express Unknown type IRQ 0 ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys-and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/alsa-devel