Re: Crackling sound from usb sound device

2013-03-25 Thread Klaus Pieper
Does it crackle, when the USB storage device and the USB video device are unplugged? Were the USB storage and video devices plugged to other USB slots in the past? Hi Ralf, changed the slot for the audio device, now it works. Thanks for the hint Klaus -- To UNSUBSCRIBE, email to debian-user

Re: Crackling sound from usb sound device

2013-03-23 Thread Klaus Pieper
Does it crackle, when the USB storage device and the USB video device are unplugged? Were the USB storage and video devices plugged to other USB slots in the past? The video device is the builtin camera of the Thinkpad. I unplugged the USB CD and got the same behaviour (reboot, while mpd is p

Re: Crackling sound from usb sound device

2013-03-23 Thread Ralf Mardorf
On Sat, 2013-03-23 at 17:11 +0100, Ralf Mardorf wrote: > On Sat, 2013-03-23 at 16:04 +0100, Klaus Pieper wrote: > > > $ lsusb -t > > > > > /: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/6p, 480M > > |__ Port 5: Dev 2, If 0, Class=hub, Driver=hub/4p, 480M > > |__ Port 1: Dev

Re: Crackling sound from usb sound device

2013-03-23 Thread Ralf Mardorf
On Sat, 2013-03-23 at 16:04 +0100, Klaus Pieper wrote: > > $ lsusb -t > > > /: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/6p, 480M > |__ Port 5: Dev 2, If 0, Class=hub, Driver=hub/4p, 480M > |__ Port 1: Dev 6, If 0, Class=stor., Driver=usb-storage, 480M > |__ Port

Re: Crackling sound from usb sound device

2013-03-23 Thread Klaus Pieper
On 03/23/2013 03:00 PM, Ralf Mardorf wrote: With a new kernel there could be a different IRQ assignment, run $ lsusb -t /: Bus 08.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M /: Bus 07.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M /: Bus 06.Port 1: Dev 1, Class=root_hub,

Re: Crackling sound from usb sound device

2013-03-23 Thread Ralf Mardorf
With a new kernel there could be a different IRQ assignment, run $ lsusb -t $ cat /proc/interrupts And if in use $ /etc/init.d/rtirq status -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive:

Crackling sound from usb sound device

2013-03-23 Thread Klaus Pieper
Hi, I have been using an external dac over usb for some months. Since about two weeks sometimes sound is distorted (irregualar crackles, which usually diappear after closing and reopening the application, i.e. mpd, xine, rhythmbox or a stream from firefox, some times). I am under the impress