headphone works but the speakers no
Hi, I have a problem with the speakers of my laptop Dell inspiron 600m. The headphones works well but the speakers doesn't work.
I did different things for to configure appropriate my sound card with the tools of alsa, but the speakers doesn't work.
Somebody knowns a method step by step for to check or find how to solve the problem?
I have Debian Linux Version 2.6.23.1ar-custom
This is information for my audio device
# lspci | grep audio
00:1f.5 Multimedia audio controller: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) AC'97 Audio Controller (rev 01)
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