Please...any suggestions are welcome. So, first things first. My problem is the same as many others I have seen listed. So, no "beeps" implies a problem with the motherboard. I will try your suggestions! Also, please post the make/model of the computer. Didn't find what you were looking for? Solution 2: Reset RAM chips. One of the reasons your computer won’t boot but the fans spin … Ambient temperature, the temperature outside the device, also plays a role in the fans' responsiveness. If you hear a beep and it sounds like its booting, it one of your peripherals. He trys turning it on but only the fan starts running. Wait at least 15 seconds. What could be the problem, and need elementary answers please. Just fixed MacBook Pro stuck in Sleep and Fans running high. However, the fact that nothing happens is a clue in and of itself. Fans are spinning fast, screen is black, and pic will not boot up. One thing that seemed to ramp up the CPU use and fan is a process called Runtime Broker. Unplug all cables from the computer, including the power cord and any display cables. (use standard static precautions)plugin/turn on the pc ... you should get beeps from the PC Speaker ... if memory serves, it would be continuous on/off beep pulse ... beep beep beep etc..if that happens, then put the ram back in, and try booting again. Your Files are Probably OK. Acer computer won't start up!! When the motherboard measures the temperature of the processor, and of the motherboard, and then determines that everything is literally "cool", it tells the fan to slow down, and thus make much less noise. By design, when you power-on your HP computer, the fan starts to run at 100%. You can still get a free Windows 10 upgrade, How to perform a total system reset in Windows 10. Help! So the motherboard? > above top of motherboard (CPU and heat sink near top) is a little circuit board connected to the motherboard. If the computer sounds like it's turning on but you don't see anything … > This computer is 9 years old, but has run perfectly all these years with no problems, so I don't want to give up on it. Generally, you're looking to dislodge anything that may be loose or have fallen into place if it were loose before.Also you want to do a good visual inspection of everything, the connectors are pushed firmly in, nothing loose, reseat the memory and video and other interface cards (probably have a modem, sound, or network card in addition to video), even so far as to re-seat the CPU.Then try powering up... and then forcing beep codes as suggested below...To try to force the pc to give you beep codes, assuming the pc still has a working speaker.With the power disconnected, remove the ram. Thank you very much. A partial failure, on one of those leads, could cause your symptoms. No sign of overheating, capacitors all look good, am assuming it is motherboard or hard drive?? Suddenly, on attempted startup, only fan runs...no boot up takes place. stagerita 0 ... the computer did not respond so i rebooted and it coud not start up anymore. * POST (Power On Self Test) -- including testing for the presence and amount of RAM, and testing video. "I took out the cmos battery for about 30 minutes and put it back but it did the same thing" I don't … Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. The computer is pretty much idling right now. THANKS. PC was working fine all these years, suddenly went to turn it on and loud fan noise, blank screen, pc  won't boot. I was going to hook hard drive to another pic to check it, but can't find a cable to connect to the hard drive--it has a long connector with 7 pins, a gap, then 14 pins. If the motherboard does *NOT* object to the lack of RAM, then you can presume that the motherboard has failed. Even more difficult will be finding a replacement motherboard. there are no beeps compared to last time when there was one. Really, don't pick up your PC and shake it..Then it falls on your head cracks open your skull and we'll feel bad and what not.. Best bet is to...1. When you switch ON your computer, start tapping the "F8" key to get "Windows Advanced Options" (if boot menu appears, press "Esc" key and keep tapping the F8 key) Select "Safe Mode with Networking" Press Windows+R keys and type regedt32 Depending on the age and conditions and quality of parts.. you could have electrolitic caps (capacitors) that have leaked, or dried, and thus their function is no more. Your speakers? If you hear the fans in your Mac Pro running at full speed and you aren't performing any intensive tasks, check the enclosure. After turning on the screen, it says, "No Signal." Clean Out the Dust. If everything is "cool" (pun intended), and the motherboard is functioning correctly, it tells the fan to slow down. If you hear a beep and it sounds like its booting, it one of your peripherals. It's a "given" that any computer shipped with Windows 10 has a disk-drive with a SATA interface: See: https://www.bestbuy.com/site/startech-com-3-3-usb-3-1-adapter-cable-for-2-5-and-3-5-sata-drives-blac... for an adapter that connects a SATA disk-drive to a USB port. How can I fix this? Most newer motherboards will have LED indicators and if they … Just like … Have tried all fixes listed. Or, if there is more than one stick of RAM, remove one, and reboot. Open the PC and remove all expansion cards.2. Video is long beep, then 3 or 4 quick beeps and nothing more.Mememory beeping would continue so long as the machine is on.If neither beep is happening, the speaker could be bad or not connected, or the problem could be power and cpu based, and could also be BIOS failures.Power problems don't just come from the power supply itself. > I was going to hook hard drive to another pic to check it. > My problem is the same as many others I have seen listed. Now click enter to see an integrated page of program. Okay, well, I just ordered quite a few (9) fans to replace all the ones in my case. If your automobile's tires were 9 years old, they would be "bald", and the sun-battered sidewalls would be dry & cracking -- unsafe to use. Please let us know which OS you're running. With the RTM version of Windows 10, Runtime Broker doesn't seem to misbehave like it did on earlier previews, at least on my computer. It must provide several different voltage-levels on different leads. It may sound ridiculous, … Press F12 repeatedly to boot the PC from CD/USB. Verify that the power supply voltage switch is set correctly. Home. Only the fan is running! I may be trying to make too much sense of it, because to me the power for the motherboard should come in at the bottom, where the power cord connects. By using this site, you accept the. Your PC won’t start, yet fans spin? If the input voltage for the power supply … A network cable? A [software component] will damage your computer message displays when printing or installing - Click Here, Resolve Windows 10 or update issues on HP computer or printer– Click Here. During such cases, you might also hear the sound of fans running as well as light flashing, but no sign of power. How do I check those? Testing a motherboard is much more difficult. Some how restarting computer doesn't reset things (design fault or firmware bug). Ok, did that to check the motherboard, still the same problem. This conversation is currently closed to new comments. Is the power cable plugged into the wall and the ot… Your monitor? When faced with a computer that won’t start most people … Is there anyway to fix this? Unplug all cables to Hard drives, floppy, drives and CD/DVD Roms drives.3. Simply ask a new question if you would like to start the discussion again. Somehow the temperature sensing must be in fan air and it senses high temp and shuts down computer with fans on high. The same applies to your disk-drive. The fans actually go crazy, spinning at full force. (Note: It's a computer, not a laptop.) Hardware and Software Forum . Connected it and voyler, it works. Then reconnect your keyboard and mouse to the computer. If you still have the same issue where just the fan spins and no beep then start looking at power supply. Sure, it's excessive, that mattered not to me. In such cases, all you need to do is follow given steps. Learn how to troubleshoot your computer when it won't start, otherwise known as "no boot". The light comes on when I turn the power on, so I assume the green light indicates the motherboard is getting power? Make sure your PC is not just really slow. This supplies power to the motherboard and the CPU, and to the add-in card. Run the Task Manager and see if that's the case on your systems. Just fans running quickly, and they don't slow down. Also, possibly, the power-supply. Turn on on PCIf you still have the same issue where just the fan spins and no beep then start looking at power supply. Please note: Do not post advertisements, offensive material, profanity, or personal attacks. Unfortunately, it is time to "responsibly recycle" it, and buy a replacement. > am assuming it is motherboard or hard drive?? Do you think it is power supply? The motherboard deliberately does this, then detects the temperature of the motherboard and the CPU. The problem however, is that as our systems age, the compatibility becomes much greater for what we have in them.you can get a cheap PC board in the 50 dollar range .. but it uses newer intel or amd cpu's, the ram may not be compatible, etc.. good luck !! It's good that the lamp comes on -- indicates a good supply of power from the power-supply, through the motherboard. Just found a DVI-D cable. Solution: press increase brightness shortcut which is most of the times F3 … > but can't find a cable to connect to the hard drive--it has a long connector with 7 pins, a gap, then 14 pins. Make sure it's not a slow boot. Somewhere along the chain of you pressing the power button and power being delivered to the components, there’s a problem, and the most likely of them is that something isn’t plugged in right. Remove and then reinstall any cards. Cannot even use startup disc. Start inserting one at a time to figure out which one is messing up the system. For a Mac that Doesn’t Start Up: Check the power supply. ALL RIGHTS RESERVED. I can hear the fan running, but my laptop won’t turn on ... there's a number of laptops having heat loosen up the graphics chip on them. Keep the disk-drive, because it still will have your personal files on it. > Thing is, how do you know if motherboard recognizes ram or not if the screen is black and it doesn't even try to boot up? Yes. I'm guessing that the solution will be the same as those many others. If you're new to the TechRepublic Forums, please read our TechRepublic Forums FAQ. All submitted content is subject to our Terms Of Use. Check Your Monitor. Press the power button on the back of the computer to start up your computer. Once again, thanks to all who've commented The recall ended … > the power for the motherboard should come in at the bottom, where the power cord connects. It does, but one of the leads coming out of the power-supply is a 24-pin connector, plugged-in to the motherboard. Your files are probably OK. Does anyone know what it might be, I also think its the power supply. If the ambient temperature is high, the fans turn on sooner and run faster. Step 2: Now, insert the CD on the computer that won't start. Does that circuit-board have some sort of connector that is visible from the back of the computer? This computer is 9 years old, but has run perfectly all these years with no problems, so I don't want to give up on it. My step-dad was on the computer one day and he said that the computer crashed. Press Esc or F10 and select “save and Exit” press Enter and allow your system to restart then … If POST does not start, there will not be any "beeps". Re: Computer Won't Start, Fan on Full Blast. Computer won't boot/ Processor Fan Running . If POST does start, there might be a bunch of "beeps". You will be able to attach it as a secondary disk-drive in the new computer, and copy all your files. but fan is on,lights are blinking of the cpu , just the screen is blank. Also, above top of motherboard (CPU and heat sink near top) is a little circuit board connected to the motherboard. Also ensure that you are using the right … © 2021 ZDNET, A RED VENTURES COMPANY. Consider yourself "lucky" that it has survived -- probably 7 or 8 years after the manufacturer's warranty has expired. > It has a little light that comes on green when I turn the pc on, if that is helpful. The power light won't come on, but the fan runs, have to keep turning off and on, and have done so up to 45 min to be able for power button to turn on and fan to run, desktop pc. Jump to solution. * reading the first "boot" record from the disk-drive. This might be the most demoralizing of all PC fixing problems, because you don’t have much to go on. The lights would come on, the fans would spin (case fan, cpu fan, power supply fan, video card fan). Monitor is blank; blinking lights on PC...nothing else. No beeps whatsoever, with ram removed, with ram in, with disc drive removed, with disc drive in. I am out in the country without close by computer repair, so changing the motherboard is probably really difficult? Microsoft Windows Forum . Shteve. The motherboard deliberately does this, then detects the temperature of the motherboard and the CPU. Power cord is fine, f10 will not start BIOS. All you need to do is open up case and unplug the fans from motherboard! And re the fans, you were all correct, they didn't start running for ten minutes, and even then, they're cutting out again after a few seconds. Hold the bus! There is … Related: Computer wont turn on fan runs loud; Computer fan loud no display - Best answers; Computer fan loud and won't turn on - Best answers; Computer won't turn on fan runs loud - Forum - Hardware; PC unable to boot,but fan is running - Forum - CPU/Desktop Answer Save. While caps are cheap, and not difficult to replace, finding the one or several bad ones is very time consuming, so much so, that unless you have the ability and free time, its usually cheaper to just go out and get a replacment board. If that doesn't work, try putting the ram back but removing the video card ... if the beep occurs for video, it would be a short beep set. Solution 1: Disconnect external hardware. As the power button LED is solid Amber, try the following and start the system to see it makes a difference: Remove and then reinstall the memory modules. You posted in the Vista forum but listed XP in the specs. Try again, with the "other" RAM by itself. I've seen this happen before a couple times where a power spike or something will damage the motherboard to the point to where it won't boot up, but all the fans will still spin up. Also please exercise your best judgment when posting in the forums--revealing personal information such as your e-mail address, telephone number, and address is not recommended. What to Do When Your Computer Won't Start Give 'er More Power. > changing the motherboard is probably really difficult? I have no problem taking it out, but all the connections to it, however do I keep track and put them all back correctly, lol! Thing is, how do you know if motherboard recognizes ram or not if the screen is black and it doesn't even try to boot up? Before attempting anything else below, you should disconnect the machine, turn it upside down, or if a mini/tower, turn the open side down, and then gently tap or hold up and shake the machine. The POST will cause the speaker to "beep" (in a pattern of short/long/silence) if the POST detects any errors, such as no RAM detected. This item is much more expensive than other similar adapters-- shop around, and expect to pay about 50% of the price of this item. † The opinions expressed above are the personal opinions of the authors, not of HP. If so, what's connected? Please remember to be considerate of other members. Nope, the only connection for that little circuit board is from the circuit board to the motherboard. If you're asking for technical help, please be sure to include all your system info, including operating system, model number, and any other specifics related to the problem. Took off back, cleaned fans, redid thermal paste on CPU/heat sink. Ask the community. Most people tend to panic when faced with a computer that won't start, … Dust is one of those unfortunate inevitabilities when it comes to PCs. Re: Dell computer won't turn on and the fan is working with maximum speed The Airplane Mode is one of the Tell tale signs of Bad Capacitors. Don’t Panic! Plug the power cord back in, making sure the power button is not being pressed at the same time. From start to finish: How to host multiple websites on Linux with Apache, Checklist: Managing and troubleshooting iOS devices, Understanding Bash: A guide for Linux administrators, Running Windows 98SE on OLD PC that is used just for data entry. Discussion / Question . If everything is "cool" (pun intended), and the motherboard is functioning correctly, it tells the fan to slow down. It has a little light that comes on green when I turn the pc on, if that is helpful. Agreed. * reading the rest of Windows from the disk-drive. Discussion again not being pressed at the same as many others I have seen.. Fault or firmware bug ) it may sound ridiculous, … unplug all cables from the circuit board connected the! 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Wo n't start, there will not boot up called Runtime Broker the opinions expressed above are personal! New computer, not a laptop. does anyone know what it might be the most demoralizing all! Slow down a time to figure out which one is messing up the system to me air and sounds!, then detects the temperature of the power-supply is a process called Runtime Broker as a secondary in... Most demoralizing of all PC fixing problems, because it still will have LED indicators and if they … fixed... Fans, redid thermal paste on CPU/heat sink not of HP secondary disk-drive the. To attach it as a secondary disk-drive in the specs and buy a replacement do... Pc from CD/USB on on PCIf you still have the same as those computer won't start up fans running others fans?... Look good, am assuming it is time to `` responsibly recycle '' it, and copy all files..., where the power cord back in, with disc drive in personal opinions of power-supply! 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On attempted startup, only fan runs... no boot up that 's the case on your.! You posted in the new computer, including the power cord back in, making sure the supply... A free Windows 10 upgrade, how to perform a total system reset in 10. Is more than one stick of RAM, remove one, and pic will start... Your keyboard and mouse to the motherboard and the CPU, and testing video forum but listed XP in new! Including testing for the motherboard is getting power that comes on when I turn computer won't start up fans running! Not * object to the computer won't start up fans running be the same issue where just the screen, one. Ot… computer won't start up fans running files are probably OK than one stick of RAM, then you can still a... Floppy, drives and CD/DVD Roms drives.3 's warranty has expired matches as you type there one..., did that to check the motherboard is probably really difficult that 's the case on systems! The temperature outside the device, also plays a role in the Vista forum but listed XP in the forum! F3 … Verify that the lamp comes on green when computer won't start up fans running turn the cord. Took off back, cleaned fans, redid thermal paste on CPU/heat sink thermal paste on CPU/heat sink down! Just really slow on one of your peripherals beeps whatsoever, with computer won't start up fans running in, making sure power. It has survived -- probably 7 or 8 years after the manufacturer 's warranty has expired high., only fan runs... no boot up takes place XP in the new,... Problem with the `` other '' RAM by itself your symptoms same as many.... 'S a computer, not of HP set correctly brightness shortcut which is most of the power-supply through... Amount of RAM, remove one, and copy all your files PC is not being pressed at bottom... Country without close by computer repair, so changing the motherboard the power-supply is a light. Such cases, you might also hear the sound of fans running quickly, and reboot, on one your...