> This kind of problem is likely due to a broken BIOS.  The current code
> parses the default pin configuration set up via BIOS while the older
> version used  the fixed pin assignment (depending on the codec chip,
> though).
> In most cases, it can be recovered by specifying a proper model module
> option.  See ALSA-Configuration.txt for details.

I wasn't able to do it. My lspci output for it is the following:

0000:00:1b.0 0403: 8086:2668 (rev 04)
0000:00:1b.0 Audio device: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) High Definition Audio Controller (rev 04)

0000:00:1b.0 Audio device: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) High Definition Audio Controller (rev 04)
        Subsystem: QUANTA Computer Inc: Unknown device 0729
        Flags: fast devsel, IRQ 17
        Memory at b0000000 (64-bit, non-prefetchable) [size=16K]
        Capabilities: [50] Power Management version 2
        Capabilities: [60] Message Signalled Interrupts: 64bit+ Queue=0/0 Enable-
        Capabilities: [70] #10 [0091]

I hope it helps.

-- 
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