Laptop and sound card for ubuntu studio

Kiernan Holland rofthorax at
Tue Sep 1 07:18:57 BST 2009

On Tue, Sep 1, 2009 at 12:15 AM, Kiernan Holland <rofthorax at>wrote:

> BTW this is my /proc/interrupts on my T30:
> \
>  11:    2497518    XT-PIC-XT        uhci_hcd:usb1, uhci_hcd:usb2,
> uhci_hcd:usb3, yenta, yenta, Intel 82801CA-ICH3, ohci_hcd:usb4,
> ohci_hcd:usb5, ehci_hcd:usb6, radeon at pci:0000:01:00.0, eth0
>  12:       4317    XT-PIC-XT        i8042
>  14:     128633    XT-PIC-XT        ata_piix
>  15:     176986    XT-PIC-XT        ata_piix
> Now you can see why USB sound cards don't work with jack on this laptop ..
> But the onboard sound card works well with Jack.
Ummm ohh.. The onboard sound is in that list on the 11th interrupt.. Oops..
Looks like I need to disconnect everything to get flawless audio.. Turn off
the wifi and USB drives.. Argh!

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