Roon is not recognizing audio output (ref#6B75HW)

What best describes your playback issue?

· Music doesn't start when I press "Play"

What type of Zone is affected by this problem?

· *Directly-connected Zones* are affected.

Does the issue affect all file formats?

· The issue affects *multiple/all* file formats.

Does the issue happen with local library music, streaming service music, or both?

· *Both streaming and local* *library* music are affected.

Do you encounter any playback errors with the "System Output" Zone?

· I don't have a System Output available, but I'd like to keep troubleshooting

How is the affected Zone connected to your RoonServer machine?

· Cable (USB, HDMI, SPDIF, etc.)

Is your device connected directly to the Roon Server via cable or over the network, or is it chained through another device (such as a streamer, Roon Bridge, or Roon Remote)?

· Connected directly to my RoonServer machine

Does the device show up at all in Roon Settings -> Audio?

· No, it does not show up there

Does the device play audio from another source when using the same connection?

· The device has no problems with another audio source

Have you checked that Roon is whitelisted in any firewalls?

· I've checked the firewall and the issue remains

If the device has multiple output options, do the other options work as expected?

· Only one output type is affected while the other output type works as expected

Is the device using the latest firmware as per the manufacturer?

· Firmware is up-to-date but the issue remains

Do you have an approximate timestamp of when the issue last occurred?

· When I switched from the headphone audio out switch to green audio output jack

What are the make and model of the affected audio device(s) and the connection type?

· Ifi Zen Can 3

Describe the issue

Roon not recognizing audio output

Describe your network setup

Router & Modem (Doesn't make a difference, issue only occured when switching jacks)

Hello @ch.ajohnson92,

Thank you for reaching out.

The iFi ZEN CAN 3 is not a Roon Ready or Roon Tested device, so it will not appear as a native audio output inside Settings → Audio unless your operating system exposes it to Roon as a standard USB audio device.

To better understand what’s happening, could you please clarify a few details:

  1. How exactly is the ZEN CAN 3 connected?
  • USB directly to your RoonServer machine?
  • Through a DAC?
  • Or are you using the analog green audio output jack from the motherboard and feeding it into the ZEN CAN 3?
  1. What output are you expecting to see in Roon?

For example:

  • “System Output”
  • “USB Audio Device”
  • A specific DAC name?
  1. After switching jacks, does the OS still detect the device?

Since Roon relies on the operating system for non-certified devices, if the OS doesn’t expose the output, Roon won’t show it either.

Once we have these details, we’ll be able to guide you more precisely and help restore the expected output in Roon.

Hey,
1.) The Zen Can is connected via a:
3.55mm aux cable from the Zen Can to the PC’s audio ouput slot (green colored circular output).
AND
TRS L/R cable from the Zen Can to the headphones of choice (BeyerDynamic T5).

2.)
I was expecting to see what I see on the volume mixer, which is labeled as “Speakers (4-Realtek(R) Audio)”. I’m not sure how Roon would label it to be honest.

3.) Yes the PC still detects the device when I switch from the green audio output slot to the headphone slots and the audio for Roon works in that slot as well (Albeit its static-y, which is why I switched to the green audio output).

Good day @ch.ajohnson92 !

I am afraid that in your case, it means that this 3.5 jack output is not seen on Windows as a digital output.

If you want to play on the device connected through it you might need to select the device as the speaker on windows menu bar and then choose “System output” in Roon.

Let us know please if that is working for you.

Have a nice day!

Regards.

I tried that, and it did not work.
If I may further describe the problem, its not necessarily that Roon doesn’t recognize the audio output, its just that it won’t play songs. As shown, “Realtek Audio” shows up in Roon, as does System Output, but neither when enabled and selected allow Roon to actually play the songs. They just skip until it says “Too many failures. Stopping playback”

Hello @ch.ajohnson92,

Thank you for the clarification — that helps a lot.

Based on your latest description, this behavior typically occurs in one of the following situations:

  1. The audio device is being held in Exclusive Mode by another application

In this case, Roon is unable to take control of the output, which can result in tracks skipping and the message “Too many failures. Stopping playback.”

Please try the following steps on Windows:

  1. Right-click the speaker icon in the Windows taskbar
  2. Select Sound settingsMore sound settings
  3. Go to the Playback tab
  4. Select Speakers (Realtek(R) Audio) and click Properties
  5. Open the Advanced tab
  6. Uncheck both options under Exclusive Mode:
  • “Allow applications to take exclusive control of this device”
  • “Give exclusive mode applications priority”
  1. Click Apply and OK
  2. Restart Roon and try playback again
  1. The device is advertising an unsupported or incorrect channel configuration

Some onboard audio devices (including Realtek) may default to surround modes (5.1 / 7.1), while the physical output only supports 2-channel stereo. This mismatch can also cause immediate playback failures in Roon.

Please verify the channel configuration:

  1. In More sound settingsPlayback
  2. Select Speakers (Realtek(R) Audio)Configure
  3. Make sure Stereo (2.0) is selected

Hey!

The first one did it (unchecking the first exclusive mode box).

Thank you so much, consider it solved!

Actually, for some odd reason, unchecking “exclusive mode” made it work once, then Roon went back to the “too many failures” glitch.

I checked the second suggestion, and it was configured as you said already.

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