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I had a feeling it was the LCD, but I unplugged it completely and still heard it. I have them hooked up to a ASUS G750JW via 3. I already had dell replace it and send me a brand new one under their factory warranty. The Dell XPS 15 laptop is a beast of a machine, coming with a 15. Question Headset High pitch noise (arctis 3) Question headphones make whizzing high pitch sound when plugged in after a while: Question High pitched noise from Blue Yeti headphone jack: Solved! Inconstant high pitched noise in headset and Posted: Tue 12:29 am. My WD19TB has a loud coil whine as well, using it with my Dell XPS 9500. I've searched around the internet and found different suggestions for eliminating such a noise, which include changing the monitor resolution and refresh rate, etc. While using the laptop, I started hearing a "high pitched noise" coming from what seemed like the center region (under the keyboard) of my laptop. 2564 Whining high pitched noise KABY LAKE DELL XPS 13 REVIEW: Many computer users have run into the issue of whining LCD monitors.
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On karamba monitor (not very reliable but I can feel the difference) I get 50-100% processor occupation. That said, why it makes a high pitched squealing noise is beyond me. it also makes a different noise when you change resolutions (a hissing noise, kind of like a gas leak!) and when you turn it off, it has a high pitch whine, quite a pure tone, but high pitched. To resolve this, go to your Device Manager, right-click “Dell Wireless 350 Bluetooth Module” (at least, that’s what it’s called on my machine), and select properties.
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