[CentOS] No sound on HP 8540w, guidance requested

[Robert Heller]

At Sat, 07 May 2011 08:22:58 -0700 CentOS mailing list <centos at centos.org> wrote:

> 
> Dear Experts
> 
> I have been unsuccessful getting the sound to work on a HP Mobile 
> Workstation HP 8540w.
> 
> Here's a brief rundown of where I am
> 
> I did a clean new install of Centos 5.6 from DVD, using the Gnome 
> Desktop option and no optional modules.
> I enabled the firewall, but disabled SELINUX.
> 
> I installed three files from elrepo to make the wireless adaptor 
> work, and specified the video adaptor using the Gnome -> System -> 
> Preferences -> Display panel.
> 
> I ran "yum update" until all updates were completed, rebooted system 
> because the Kernel changed.
> 
> 
> The system now works -- all of the following appear to function properly:
>   - USB connections
>   - wireless
>   - ethernet
>   - pointer-stick for the mouse
>   - the display at its "natural" resolution (1920x1200)
>   - An occassional beep does occur, proving that the PC speaker is connected.
> 
> However, I when I play any sound or movie file, I get no sound.  I 
> know that the PC speaker produces low quality sound, but there should 
> be something.
> 
> I have experimented with the "Sound" setup, but none of the options 
> seem to produce good results.
> 
> Is there some special driver or option I need?

Probably.

Do a 'lspci | grep -i audio' in a terminal window and post the results
here. This will list what sort of sound chipset your system has.

You may need to download and install a driver, probably from the Elrepo
repositority, much like you did for the wireless.

> 
> Any assistance or direction would be appreciated.
> 
> David
> 
> 
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>                                                                       

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Robert Heller             -- 978-544-6933 / heller at deepsoft.com
Deepwoods Software        -- http://www.deepsoft.com/
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