Addendum to the original description:
Steps to reproduce:
0. Make sure tlp is NOT installed 1. Plug in headphones 2. Make sure volume is not muted!
NOTES: Ad 0.: tlp configures audio power saving, the hiss is only noticeable when listening to music. Ad 2.: If the headphones are muted then there is no hiss.
Addendum to the original description:
Steps to reproduce:
0. Make sure tlp is NOT installed
1. Plug in headphones
2. Make sure volume is not muted!
NOTES:
Ad 0.: tlp configures audio power saving, the hiss is only noticeable when listening to music.
Ad 2.: If the headphones are muted then there is no hiss.