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Acer Aspire 3683 Audio Problem - Acer Community
https://community.acer.com/en/discussion/147455/acer-aspire-3683-audio-problem
The first thing to be aware of is that S/PDIF is a digital signal which cannot be output to analogue speakers or headphones. If your laptop does not have an additional analogue audio output, it may be that your S/PDIF socket can be switched between analogue and digital. Have a look in you user guide if you have one.
No spdif output from Aspire 5520 — Acer Community
https://community.acer.com/en/discussion/102101/no-spdif-output-from-aspire-5520
I have tried both the audio drivers from Acer and the newest realtek drivers to no avail. The realtek tray app shows only 48k sampling for the spdif port (is the the highest it can output?) and the spdif volume slider is greyed out in both the realtek app and the native windows sound control mixer panel even though I have enabled it in output ...
How to Use the Optical Out (S/PDIF) Port on Your PC - …
https://www.maketecheasier.com/use-the-optical-s-pdif-port-windows10/
Right-click anywhere in the Playback tab list, then click “Show Disabled Devices.” At this point, a device called something like “digital output” or “optical output” should show up. Right-click it and click “Enable” to switch it on. Once you’ve done that, right-click it again and click “Set as default device.”
Windows 10 S/PDIF sound output not working properly ...
https://answers.microsoft.com/en-us/windows/forum/all/windows-10-spdif-sound-output-not-working-properly/9a42f29d-6d53-4693-b3f4-b0a8de9a32fe
Sound will start, then 3 servicies will stop: Windows Audio Service, Windows Event Log and Security Center, run the troubleshooter, and things will work, and a bit later the services will stop again. Seriously this has been going on for too long. Windows 7 was the last decent oeprating system, everything worked. Report abuse
No sound from external monitor (Acer TV) - Microsoft Community
https://answers.microsoft.com/en-us/windows/forum/all/no-sound-from-external-monitor-acer-tv/7ac279c8-7b26-449f-b85e-f6fdbc014403
Follow the steps mentioned below to set appropriate sound output and check if it fixes the issue: Connect the cable (could be HDMI) to your computer and to your output device. Type Sound on the Start screen and click on Change Sound card settings. The Sound window opens.
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