...circle with a line through it.... If you are getting a big 'NO' symbol when using the volume keys to adjust it, it means your speakers are not being recognized as a valid output source. Try resetting ...
...circle with a line inside appears when I try to increase or decrese the volume...? You laptop may have sound prefs set to external speakers, or if there is a red light coming from the headphone jack. ...
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...circle with the diagonal line through it. I cannot change it in the System Preferences. Ant thoughts? Did you zap the pram and nvram yet? It's pretty easy and solves many of these issues: ...
...circle with line through it below the volume indicator (which is full). I can click on mute and volume and see the sound symbols come and go, but I can't raise or lower the volume symbols on screen. ...
...circle with a line over it. Also I can no longer watch video since this problem occur. The video would load play for 2 sec and stop. Please let me know what to do The problem is that the headphone ...
...circle with line through it). Volume works with headphones, when I take the headphones out there is a red light out of the headphones' socket wtf Hi pujak, The little red "null" symbol you describe ...
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