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Explanation

Why is there a high pitched noise heard from the front HDMI ports?

This high pitched sound or coil whine is caused by inductance and AC signals and it is normal for it to be audible if you get very close to the front HDMI ports.


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Further Query

Why is there a high pitched noise heard from the front HDMI ports?

This high pitched sound or coil whine is caused by inductance and AC signals and it is normal for it to be audible if you get very close to the front HDMI ports.


Learn more