Schiit Modi 3+ Crackling and permanently muted after waking from sleep (windows 10)
May 10, 2021 at 8:33 PM Thread Starter Post #1 of 4

lerthedc

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When I upgraded to a Modi 3+/Heresy stack from my Magni/Modi 2U stack, I started having problems. Often times when my computer woke from sleep there would be no sound output no matter what I did. Windows recognized that there was being sound played but nothing came through. The same thing would happen if I hit the mute button then unmuted. This problem was only solved by either unplugging plugging back in or disabling and re-enabling the audio device in the audio settings. Sometimes, even stranger things would happen where audio would only play if my audio settings were set to mute. As soon as I hit unmute, the sound would stop.

But even when the sound is working, there is a crackling and popping when certain audio is playing. Strangely, it doesn't seem to happen on my browser, but it shows up on Spotify, windows Groove Player and when I play the windows test tone.

I have tried every single thing on schiit's website to no avail:

http://www.schiit.com/guides/dac-problems
http://www.schiit.com/guides/system-problems
http://www.schiit.com/guides/usb-problems

My audio is running through a powered USB 2.0 hub and a powered ground loop isolator. The DAC is also powered. The muting problem shows up when I connect the DAC to my laptop but the crackling problem does not seem to be present. I have also had the DAC replaced by schiit and the problem persisted. They want me to send the DAC in again, but I feel like it will be no different this time. I am trying to see if there are any other solutions other than endlessly sending my DAC in for repair.
 
May 11, 2021 at 2:28 AM Post #2 of 4
When I upgraded to a Modi 3+/Heresy stack from my Magni/Modi 2U stack, I started having problems. Often times when my computer woke from sleep there would be no sound output no matter what I did. Windows recognized that there was being sound played but nothing came through. The same thing would happen if I hit the mute button then unmuted. This problem was only solved by either unplugging plugging back in or disabling and re-enabling the audio device in the audio settings. Sometimes, even stranger things would happen where audio would only play if my audio settings were set to mute. As soon as I hit unmute, the sound would stop.

But even when the sound is working, there is a crackling and popping when certain audio is playing. Strangely, it doesn't seem to happen on my browser, but it shows up on Spotify, windows Groove Player and when I play the windows test tone.

I have tried every single thing on schiit's website to no avail:

http://www.schiit.com/guides/dac-problems
http://www.schiit.com/guides/system-problems
http://www.schiit.com/guides/usb-problems

My audio is running through a powered USB 2.0 hub and a powered ground loop isolator. The DAC is also powered. The muting problem shows up when I connect the DAC to my laptop but the crackling problem does not seem to be present. I have also had the DAC replaced by schiit and the problem persisted. They want me to send the DAC in again, but I feel like it will be no different this time. I am trying to see if there are any other solutions other than endlessly sending my DAC in for repair.
Have you tried using it with your smartphone via an OTG cable? It might be a laptop problem.
 
May 11, 2021 at 7:53 PM Post #3 of 4
Have you tried using it with your smartphone via an OTG cable? It might be a laptop problem.
I should have been more clear: the crackling problem only shows up on my desktop. But the muting problem shows up on both my laptop and desktop. Because schiit has already replaced the DAC I am fairly certain the problem is not a hardware issue but rather comes from some weird interaction with the DAC and windows/some program on my computer. But I can't figure out what is causing it. I honestly might try to get a refund and buy a different brand.
 
May 11, 2021 at 8:06 PM Post #4 of 4
I should have been more clear: the crackling problem only shows up on my desktop. But the muting problem shows up on both my laptop and desktop. Because schiit has already replaced the DAC I am fairly certain the problem is not a hardware issue but rather comes from some weird interaction with the DAC and windows/some program on my computer. But I can't figure out what is causing it. I honestly might try to get a refund and buy a different brand.
I understand. I'm not a windows user so I don't have experience using a Schiit device with drivers etc, but their USB devices have always worked flawlessly for me with both MacOS and Android.
 

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