On Thursday 18 October 2007, Chuanwen Wu wrote: > Hi, > I have a sound problem with my dell1400 laptop: I have no sound from > the speakers in the laptop but I can have sound from headphones after > I insert them. > > When I used $alsamixer -V all, I got these informations: > > Card: HDA Intel > │ Chip: SigmaTel STAC9228 > │ View: Playback Capture [All] > │ Item: Master [dB gain=-33.75, -33.75] > Item: PCM [dB gain=-10.00, -10.00] > Item: Front [dB gain=-45.00, -47.25] > Item: Mic as Output > Item: IEC958 > Item: ADCMux > Item: InMux [dB gain=30.00, 30.00] > Item: InVol [dB gain=16.50, 16.50] > > As you can see, Mic and IEC958's values are both 0.
We probably can't see what you're describing. Can you unmute one at a time or increase their volume to check if someting gives? > I always think that headphones are equal with speakers, because them > are both connected to the same thing in physics. > But now, why my headphones are aloud but my speakers are silent. > In Windows xp, both of them work very well. Headphones were after I > insert them and otherwise, the speakers loud . I too thought that this is a hardware issue . . . -- Regards, Mick
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