Hi,
maybe someone would have any suggestions for above.

Just to clear - I'm just average computer user who can "do" something with own device as long I have explanation given as "Problem solving for dummies".

I've upgraded Windows 64 from Vista to 7 and seems everything works smoothly exept sound. I had to do "clean" installation as "normal" upgrade didn't work at all - the system looked like Windows 7 but didn't work at all (only switch on/off... literaly)

I have Asus Xonar DS (7.1) soundcard with Logitech X-530 (5.1) speakers. I've installes and upgraded software for Xonar as recommenden on Asus site plus tried to do some amendments as suggested on few forums - didn't work. Also-most people had problems with no-sound from rear speakers and I do not have sound at all.
But when tested - system is showing that there is sound (e.g. "jumping" volume visualisation bars).

I would appreciate if anyone could help with above - I do not want to downgrade to Vista - beside I've got the feeling it wouldn't help anyway

Dani AI

Generated

Brief expert summary and focused steps tied to the thread: the common symptom here is Windows showing audio activity but no output. described the problem after a Vista -> Windows 7 clean install; noted sound returned when the video adapter was disabled (suggesting an HDMI/driver conflict), and reports Windows showing an IDT codec as the default device. The most useful approach is a short, ordered isolation and fix routine.

  1. Check Playback Devices: right‑click the speaker icon -> Playback devices. Make sure the Xonar device is present and set as the Default Device.
  2. If the Xonar device is missing or not working, reinstall the official Xonar driver package while logged in as Administrator (use the Windows 7 x64 package if on 64‑bit). Reboot after install.
  3. If IDT or an HDMI audio device (NVIDIA/ATI High Definition Audio) appears as default, right‑click and Disable it in Playback Devices (or disable onboard audio in BIOS) so the Xonar becomes the active output. This matches @alexschafer’s observation about video drivers taking over audio.
  4. Configure and test channels: select the Xonar device -> Configure -> choose 5.1 and run Test. If Windows sends sound to each channel but speakers stay silent, check speaker wiring and the Logitech X‑530 control box (power, volume, subwoofer connection).
  5. In the Xonar playback Properties -> Advanced, turn off Exclusive Mode and Disable Enhancements while testing. These settings can mute output in some driver combinations.
  6. Clean driver removal: uninstall old IDT/Xonar entries from Programs and Device Manager (show hidden devices), reboot, then install the correct Xonar driver.

Notes and cautions: create a System Restore point before major driver/device changes. If the card still produces no sound after these steps, swap the Xonar into another PC (or try known‑good speakers on the card) to separate hardware failure from driver/config issues. For deeper diagnosis, list exact driver versions, Windows 7 architecture (x86/x64), and whether HDMI audio from the GPU is in use.

Hi,
maybe someone would have any suggestions for above.

Just to clear - I'm just average computer user who can "do" something with own device as long I have explanation given as "Problem solving for dummies".

I've upgraded Windows 64 from Vista to 7 and seems everything works smoothly exept sound. I had to do "clean" installation as "normal" upgrade didn't work at all - the system looked like Windows 7 but didn't work at all (only switch on/off... literaly)

I have Asus Xonar DS (7.1) soundcard with Logitech X-530 (5.1) speakers. I've installes and upgraded software for Xonar as recommenden on Asus site plus tried to do some amendments as suggested on few forums - didn't work. Also-most people had problems with no-sound from rear speakers and I do not have sound at all.
But when tested - system is showing that there is sound (e.g. "jumping" volume visualisation bars).

I would appreciate if anyone could help with above - I do not want to downgrade to Vista - beside I've got the feeling it wouldn't help anyway

I'm having a similar problem. I've spent 3 hours on the phone with MS and they haven't been able to figure it out. I upgraded from Vista Ultimate to 7 Ultimate, everything went fine, but my sound quite working. Like you, I can see the sound meter move, but no sound out of my speakers. If I disable my video adapter I get sound. I've tried multiple sound cards and video cards, same problem. I had previously installed a beta of 7 and had the same problem when updating my video driver, but if I installed an older video driver my sound would come back. Very strange. I'm still working with MS on this and will post back here if they can figure out the problem. Very frustrating, I like Win 7, but this is problem sucks.

I have same problem. All visual indications are that there is sound but nothing from the speakers. Control Panel/Sound tells me that I have a green tick against "IDT High Definition Audio CODEC" and that this is my default driver and that it is working OK. I don't seem to have any other driver associated with Speaker.

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