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cpu fan not detected on boot

Some devices may only have a CPU fan or only a chassis fan. CPU Fan not Detected (900) CPU Fan is not detected or may have malfunctioned. Press F1 to boot. Make sure the fan power cables are connected firmly to the motherboard. ! Figure: Common fan locations inside an HP desktop computer. My cpu fan problem was a little different. For awhile, it would boot sometimes OK, and other times require the F1. Fan is the original Dell unit. Figure: Check the fan power cable connection. ... Exit the BIOS and boot the system. How to Remove CPU Fan Error on Boot? Recently my computer has message 511-CPU Fan not detected. Press F10 to save changes and exit. Click EDIT to write this answer. L. What is causing this message please. After a few months, I took off the side panel to watch the fan. Once on the Monitor tab, set the CPU Fan Speed from N/A (Not available) to IGNORE. Honestly, in daily use, if your computer cannot detect the fans of the connected CPU or cannot detect the fan speed at all because you have not changed the fan settings correctly. This will disable the sensor and allow you to boot normally. * "CPU Fan Speed Low Limit" appears only when you set the CPU Q-Fan Control to [DC Mode], [PWM Mode], and [Auto]. One day, a year ago or so, I got the infamous message that the cpu fan was not detected. Shut down the computer, and then inspect and clean the exterior vents to remove dust buildup by blowing air through the vent openings. Thanks. - 6786035 In this case, you need to change the fan settings first. VisiHow QnA. You can follow the question or vote as helpful, but you cannot reply to this thread. I press F1 then can continue to sign in and use my computer. It has F1:Boot. Did so and it did. If you install another brand of CPU FAN with lower revolutions speed, the system may not be able to correctly detect it.You can try to set "CPU Fan Speed Low Limit" to 200 RPM in BIOS configuration. This thread is locked. Want to join in? I get the 511 cpu fan not detected and press F1, yet when the computer boots up, the fan is running. Linus Media Group is not associated with these services. PC won't start up. I am using windows 10. Solved: How can I get the part information for the replacement fan? Boot into your BIOS. Sign Up; Forums All Activity My Activity Streams To resolve the error, take the following steps: Press Enter to clear the message and allow the system to boot to the Windows desktop. I have a Windows 8.1 desk top. 3. C.P.U fan not detected while booting When I turn on my desktop, it says cpu fan not detected & at the bottom of screen "F1 boot" button appears after pressing that i can log on , I have got windows xp on my computer . How To Fix A CPU Fan Error! The MB was from a used 2350 unit I bought on Ebay, when ordering from Dell said they were out of stock, and would be 4-6 weeks to fill my order!! Only the fans are working? Why do I keep getting this when I turn on my desk top? Press F10 to save changes and exit. My model is Pavilion 510-p040qe I tried to search for it but not found. This section is not written yet. Disabling CPU fan speed control in the BIOS. , I took off the side panel to watch the fan is...., the fan power cables are connected firmly to the motherboard tab, set the CPU not... Will disable the sensor and allow you to boot normally not found I getting. Boots Up, the fan is running some devices may only have CPU... Activity my Activity Streams How to remove CPU fan Error on boot Activity Activity... My model is Pavilion 510-p040qe I tried to search for it but not.. My computer has message 511-CPU fan not detected continue to sign in use... 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