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Subject: [Bug 200526] [snd_hda] hissing/static noise from headphone jack on
 Dell Precision M4800
Date: Sun, 07 Jun 2015 15:51:11 +0000
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200526

--- Comment #1 from Sean Bruno <sbruno@FreeBSD.org> ---
Exactly the same issue on the Dell E7240.  Audio works 100% great with
speakers.

Attaching headphones yeilds nothing but static.

hdac0@pci0:0:3:0:    class=0x040300 card=0x05ca1028 chip=0x0a0c8086 rev=0x0b
hdr=0x00
    vendor     = 'Intel Corporation'
    class      = multimedia
    subclass   = HDA


My current device config looks like this:
https://people.freebsd.org/~sbruno/hdaa_haswell.log

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