Hi! I use SuSE10, my laptop sound card is HDA ALC880. I can sound music with my laptop earphone jack, but I can not sound anything with my laptop speaker(M$ windows xp can).I use alsamixer command ,but that show error information: alsamixer: function snd_mixer_load failed: Invalid argument. I can see PCM2 ,CD, digital audio in kmix. How can I make my laptop speaker sound ,please help me! Thanks! lspci shows: 00:1b.0 Class 0403: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) High Definition Audio Controller (rev 04) Subsystem: ASUSTeK Computer Inc.: Unknown device 1173 Flags: bus master, fast devsel, latency 0, IRQ 11 Memory at febf8000 (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 Capabilities: [100] Virtual Channel Capabilities: [130] Unknown (5)