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Molopo

macrumors regular
Original poster
Jul 23, 2008
159
0
There's a red light coming from my headphone jack... What is the meaning of this? o_o
 
The port doubles as an analog (wire) audio jack and a digital optical (fiberoptic) output. The red light gets coupled into the fiber if you have the appropriate cable and transmits the audio digitally.
 
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