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November 25th, 2025 09:42
Latitude 9450 making strange beeping noise when switched on
We have had multiple reports from our Latitude 9450 users that when the laptop is switched on it will make a strange beeping noise. Its quite load and those around the laptop commented it sounded like the person was playing an old computer game. In most situations the laptop runs as normal but this morning the person who reported it said they needed to hard power off the laptop. There are no errors or indications from the laptop anything has happened.
This isn't POST (Power On Self Test) beeping, the laptop is switched on and is running when it happens.
We have only used Dell laptops for a number of years now and this issue has only happened with the 9450 laptops. It happens quite quickly and so we have been unable to record it.



DELL-Jesse L
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November 28th, 2025 14:16
In order for us to help resolve the issue we would really need to hear the beeps.
To receive assistance from Dell chat support, they need to verify the warranty status and ownership. Then you must troubleshoot with them. Click the "Get Help Now" icon on the right to start a live chat session. If already out of warranty, click here for the Dell out of warranty offering.
Maxd1
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62 Posts
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November 29th, 2025 18:03
If you haven't run it down yet review this page:
https://blinksandbuttons.net/why-is-my-computer-making-alert-sounds/
Paul Francis
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December 2nd, 2025 10:01
@DELL-Jesse L Thanks yes, it happens so fast and is so infrequent its difficult to capture. We will keep trying though.
Paul Francis
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December 2nd, 2025 10:02
@Maxd1 Thanks for this, checked but its nothing covered by that page.