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Ddell Inspiron 1720, Ubuntu with Skype & Mic problem please......

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Latest post 10/19/2008 09:12 AM by liviococcia. 4 replies.
 
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Joined on 03/23/2008
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Ddell Inspiron 1720, Ubuntu with Skype & Mic problem please......

Hello Members, as you can see from the threads title, i've set up my Dell lapton to duel boot OS, so i've got Viista/Ubuntu running, the Ubuntu version i'm using is 8.10 (i realise this is still in beta, but will be ratified soon).

 

Eveything seems to be running so far well, other than Skype from what i can tell, i seem to be able to hear the caller only through the left headphone but i do hear them clearly,  a larger problem, is  my internal Microphone (above the screen) is picking up sound at a very low level, and the funny thing is, when i do the Skype echo test and actually scratch over the top of the Mic's little holes, the one on the left side of the webcam picks up louder than the right side.

 

I have checked the settings in Alsamixer, and the device i'm using is 'HDA Alsa mixer device', i've given ths Sigmatel device a go, with the same result.

 

The 'device input' is set to 'Digital mic 1 in the 'options' tab , and on the 'Recording' tab the 'Capture' sliders are set to full, the speaker icon's under them is clear, but the microphone icon has a red cross over it, which won't come off.

 

Mux & Mx1, there sliders are completely flat, again the speaker icon is clear, but the mic icon again has a red cross over them, which again will not come off.

 

On the 'switches' tab 'IEC958' is ticked, 'IEC958 default PCM' is unticked, 'analog loopback' is unticked.

 

On the 'playback' tab 'Master' 'PCM' and 'Front' sliders are at full, nothing is muted (no red crosses.

 

I am not experiencing any issues with the sound or the microphone in Skype when in Vista, am i possibly missing specific special drivers (packages) for this particular Dell model of laptop?, or are my setting incorrect in some way?



Also, normal sound playback through a website, or by other means when in Ubuntu has no problems, i get sound through both headphone ear buds, at equal volumes.

 

Any help would be very grateful.

 

regards

Livio

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4 Replies:

Joined on 10/21/2008
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Re: Ddell Inspiron 1720, Ubuntu with Skype & Mic problem please......

double click the volume controle on the top taskbar. then go to edit/preferences and tick mic boost, close that window and go to switches and ensure its enabled, that should make you microphone sensitive enought for your like
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Re: Ddell Inspiron 1720, Ubuntu with Skype & Mic problem please......

Thanks Dagoth, i'm lokking for the 'Mic boost' box but i don't appear to have it in any of my tabs, or in any other devices within the audio 'Device' drop down list when double clicking the speaker icon on the desktop bar, my 'Device' drop down consists of the items below..

 

HDA Intel (alsa mixer

Sigmatel STAC9205 (OSS mixer)

Playback: Alsa PCM on front 0: (STAC92xx Analog) via DMA (PlulseAudio Mixer)

Capture: Monitor source on Alsa PCM on front :0 (STAC 92xx Analog) via DMA (PluseAudio Mixer)

Capture: Alsa PCM on front0: (STAC92xx Analog) via DMA (PluseAudio Mixer)

 

 ...could i be missing a driver or package, or somthing???,  any further help would be great

 

regards

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Re: Ddell Inspiron 1720, Ubuntu with Skype & Mic problem please......

Did you look under preferences in the edit menu, it'll pop up with a long list with checkboxes, only the things that are ticked will appear in the tabs, the one you're looking for is "mic boost (+20 db)", if it is ticked then it should appear under the switches tab, tick it there. Make sure you've understood me correctly, and if you haven't are you using the standard Ubuntu mixer, or has it been replaced?
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Re: Ddell Inspiron 1720, Ubuntu with Skype & Mic problem please......

Thanks dagoth, 'no' i don't have a box in my list of items labled '+20db Mic Boost' under the edit/preferences button, regardless which device i pick. 

Just so you know i know were i'm looking, it would be where you would go when you wish to pick certain tabs and sliders, and also input devices.

 

This is what makes me think the version i have is somehow not correct, in some way.

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