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Amazon.com: Lenovo Thinkpad X1 Carbon 2014 Ultrabook - 4th Gen Intel Core i5-4300U / 8GB RAM Memory / 256GB SSD / Intel HD Graphics 4400 / Webcam & Microphone / Windows 8.1
![Microphone Mute (F4) light always on, doesn't turn off nor match function? How can this be undone or fixed? (1st gen X1 Yoga) : r/thinkpad Microphone Mute (F4) light always on, doesn't turn off nor match function? How can this be undone or fixed? (1st gen X1 Yoga) : r/thinkpad](https://i.redd.it/43i54pyn5ue41.jpg)
Microphone Mute (F4) light always on, doesn't turn off nor match function? How can this be undone or fixed? (1st gen X1 Yoga) : r/thinkpad
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