Did a full kernel compile with the new 'cs46xx' directory in '/linux-source-2.6.24/sound/pci' and this happened when the snd_cs46xx was loaded: cs46xx: no firmware image download error ACPI: PCI interrupt for device 0000:00:0b.0 disabled Sound Fusion CS46xx: probe of 0000:00:0b.0 failed with error -5