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[Solved] Audio in Dell M6800 BigSur


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Hi Guys 

I have a problem that made me crazy.

I installed big sur 11.1 on my dell M6800 everything work fine but the headphone.

The internal speaker work fine but when I connect headphone, headphone not work.

I tried change all supported alcid to 12, 15,18,32,55 but no success.

I also try JackFix no success 


I need help to fix this because I use headphone all the time 

my system specification :

Dell M6800

i7 4800MQ

Audio : ALC292

Graphics : intel hd 4600 , nvidia quadro 3100m



I attached CodecDump that got from linux 

Please help 

Screen Shot 2020-12-31 at 5.42.28 PM.png


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