On 07/07/2010 12:51 PM, Alan Nicoll wrote: > PROBLEM: No sound coming out of my Denon Receiver that is hooked to my > pc via optical cable connected to the S/PDIF port. If I set the > system up to output to speakers connected to the green port I can get > sound. > > SYSTEM: > Athlon 64x2 processor > ASUS M4A78L-M motherboard > [root@NN nck]# cat /proc/asound/cards > 0 [SB ]: HDA-Intel - HDA ATI SB > HDA ATI SB at 0xfe8f4000 irq 16 > 1 [HDMI ]: HDA-Intel - HDA ATI HDMI > HDA ATI HDMI at 0xfeae8000 irq 26 > [root@NN nck]# uname -r > 2.6.33.3-85.fc13.x86_64 > [root@NN nck]# uname -a > Linux NN.FRONT 2.6.33.3-85.fc13.x86_64 #1 SMP Thu May 6 18:09:49 UTC > 2010 x86_64 x86_64 x86_64 GNU/Linux > [root@NN nck]# uname -m > x86_64 > > SOFTWARE: > Fedora 13_64, fully updated. > > SETUP: > Hovering the mouse over the speaker icon in the top bar shows "Output > 100%; 0.0db, RS780 Azalia Controller Digital Stereo (HDMI) so I am > assuming that is the default sound output. > I went into alsamixer and muted everything except the SPDIF bars in > both cards. > > TEST: > I test the system by opening sound preferences, hardware tab, > selecting the RS780 Azalia controller and running the Test Speakers > app. I do not get any sound. I have my Denon set to Aux, 0db and Aux > is set to Optical 1 and that port is connected to my pc. I can see > light coming from the end of the cable when the pc is on. > > HISTORY: > I have been working this problem since 1JUL10. I first installed > MythDora 12 and learned a lot about alsa, drivers, mixers and linux > sound then started over from scratch with Fedora 13. I quickly got to > the same point. > > Nick > "Open source costs time instead of money." On my system, I have to enable S/PDIF in the BIOS before I can use it. However, on my machine, it seems to be used only for audio output. -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines