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Dummy Output help required

it flag

The issue I'm having is I don't have any audio coming from the laptop, when I go into settings all I have listed is "dummy output". The problem just randomly started with no indication of why, one day it was working just fine the next I didn't have sound.

I've spend quite a few hours reading other posts trying to find something to fix the dummy output issue on my laptop (Acer Swift), but nothing I've tried has worked so far so I've hit my break point and am asking for help.

Some things that I've tried include:

  • Doing a fresh install of Ubuntu 20.04.2
  • Running pulseaudio -k && sudo force-reload
  • and a slew of commands a few months back when the issue first came up.

If anyone has the time to try and help this noob out I'd appreciate it, I'm not too sure what information would be needed but below I'll add some of the common outputs I've seen.

  • lspci -nnk | grep -A2 Audio
00:1f.3 Multimedia audio controller [0401]: Intel Corporation Sunrise Point-LP HD Audio [8086:9d71] (rev 21)
    Subsystem: Acer Incorporated [ALI] Sunrise Point-LP HD Audio [1025:1272]
    Kernel modules: snd_hda_intel, snd_soc_skl
00:1f.4 SMBus [0c05]: Intel Corporation Sunrise Point-LP SMBus [8086:9d23] (rev 21)
  • pacmd list-cards
0 card(s) available.
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