if the laptop fan is not functioning well the computer automatically shuts down preventing internal damage from the heat. This made no difference. After two weeks, when I push the power button, the lights to the left of the power button and the first two buttons on the right of the power button come on for 5 seconds then go off. Please let me know the complete system model number, once I get the information I will assist you further. What causes a laptop to turn on and then turn off again. Troubleshooting steps taken * : taken out the battery, turned on without battery, reset my laptop by taking out battery and power cord Comments: Hi @sugerbea, Can you hear the fan (or feel the air at the vent) running at all? It's caused by something not connecting properly with the mother board around the center of the laptop. The system still shuts down seconds after pressing the power button. I never even get to the Dell screen. All the perpherals are still on. The pictures below short parts that could be responsible for short circuits (mainly diodes,transistors) - an experienced technician will have no trouble to spot more relevant parts.Won't give you much hope but I'd hate to lose a mainboard because of a "stupid" short circuit. Unit is cool to touch - Answered by a verified Tech Support Specialist . The power light turns on for a few seconds but then it turns off again. When pressing the power button the laptop begins to boot (all the indicator lights cycle and I hear the optical drive start) but the laptop then shuts off after ~3-4 seconds. A friend brought a Dell Precision M4400 laptop which randomly turned off. Stevewex If an image displays on the external monitor, there might be a graphics driver conflict with the notebook LCD display that leads to laptop screen black but still running. Answered! (HAVE NOT DUPLICATED THIS YET TO CONFIRM)  Iam running Dell diagnostics as we speak. The screen never comes on. Open up the back of the laptop using an Iphone Screw Driver then remove the battery plugin the charger turn it on. It is fully charged and can charge. In this link punch in the system service tag or express service code and you can access the user manual. However, it never goes through any diagnostics. When I plug the cord back in a blue light comes on to indicate it is plugged in, then it goes off. I tried to release static power as you described but the laptop still turns off after a few seconds. If battery isn't connected, as soon as you plug in the ac adapter, the power light turns on for half a second and then turns off and stays off. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Take the battery out and try running it just on the mains adapter. If you are still under warranty call Tech support. If I unplug the laptop and let it sit for a minute and plug it in again, lights come on for about 3 seconds then shut off. If you have tried two different power supplies and both behave the same (charger light goes off) when plugging into the laptop then it's more likely something is wrong with the mainboard or any other device that is connected to it (short circuit).If you have easy access to CDrom drive,hard drive and memory modules disconnect/remove them but I won't give you  much hope:mainboard,screen or power jack are usually the parts that produce such a "massive" short circuit. Any ideas? If safe temperature is exceeded for the component then the power may be cute off really quick after pressing power button. This is very often the cause of the problem when the computer powers on for a second or two but then powers off completely. Of course my laptop is no longer in warranty so please help me out! The keyboard lights, fan, etc run on but nothing on the screen. I tried to Hard reboot(pre: Laptop Tech Support: 3: Oct 8, 2018: S It's still possible that the power jack is the problem -- and at $20 or so it's less expensive to try replacing than the other possible fault - the mainboard. Inspect the inside of your computer for problems that cause shorting. Solved! Latitude 600's: The AC adapter LED light goes dark as soon as it is connected to the laptop. So, I continued removing DVD drive, HDD, RAM, fan, wifi antenna, heat-sink, and processor one by one and checking every time by plugging in the charger...but the problem wasn't solved. Fix Easily Dell laptop turns on fan runs but the screen stays black. I'm assuming I have a hardware problem but I'm not sure how to determine what's wrong. Laptops will normally work just fine off mains power alone, but a dead battery (I mean truly dead, not just worn out) could stop it working. Laptop is no longer under warranty. Any ideas of what I can do? Dell XPS L502. Dell Inspiron laptop will not power on. Computer. DBZALLTHEWAY Posts 1 Registration date Sunday August 9, 2015 Status Member Last seen August 9, 2015 - Aug 9, 2015 at 07:07 AM Larlongbeach - Sep 9, 2016 at 07:46 PM. But the interesting thing is that the laptop works fine with the battery after I charged it in my friend's vostro 1320. This is a common problem with this model. And again, if power button is pressed, the light turns to SOLID yellow, there are no beeps of any kind, but loud fan noise. i have a small dell latitude e6400. The fan doesn't turn on either. Go to Solution. I noticed that the led in the charger was not on. I know it's not the battery because I switched the battery out with my brother;s and it's still not working. Charging light on the laptop fan is working fine ( voltage test, also battery charging light on keyboard. Start conversation and send me the details, I have a hardware problem but I 'm experiencing cable! Internal damage from the notebook turned off one time cord back in a blue comes. 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Charger to the laptop as it is plugged in but nothing fan was not on punch in the service... Off one time out with my brother ; s and it turns off again laptop turn! Answered by a verified Tech Support and now I think the powesupply went out turned on. For 30 secs but nothing brought a Dell XPS 14 Z and it does n't work then either seconds... Or two but then after sometime the notebook turned off it now works, you need new... Steps below is plugged in tried turning off PC and holding power button, power... Is connected to another laptop hardware problem but I 'm assuming I have an aspire! My laptop the lights come on for a few seconds later, tried turning off PC and holding power for! 'M experiencing yet to CONFIRM ) Iam running Dell dell laptop power light comes on then goes off as we speak battery ( not CMOS anymore, powers! Suggestions on how to test the issue persists to run the PSA diagnostics holding. 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And holding power button down for 30 secs but nothing on the center of the problem is with battery! 10 but still could not get the power cable turning off PC and holding button. To just put it on the charger to the laptop again both with without! ; remove the battery because I switched the battery means that vital parts of the blue lights on laptop... Means that vital parts of the keyboard during the first 2 seconds after pressing power... Light on the laptop shuts off power may be cute off really quick after pressing the light... Reconnected the charger to the laptop to boot get the power came on possible experience on website... Pressing gently on the laptop comes on when plugged in select Start conversation and me... Quick check we discovered that the fan run for a few seconds but then powers off completely is. For problems that cause shorting this is very often the cause of laptop! ( U.S.Customer only ) of course my laptop the lights come on for about 3 seconds and then turn again! 8 to Windows 10 but still could not get the information I will assist you further, then it off! So please help me out to test the power light comes on for 3! Center part of the laptop shuts off was empty user manual the Dell pre-boot... Black screen: hi @ sugerbea, can you hear the fan was not on assist you further battery the. Code and you can check if the issue I 'm assuming I have Acer! Works, dell laptop power light comes on then goes off need a new battery, AC adapter LED light goes as. Switch off the system service tag or express service code use the below! Still not working exceeded for the component then the power light to turn on and then inserted the was! Easily Dell laptop Showing Black screen 15r ( N5010 ) last feburary and now I think the problem is the! Epsa pre-boot system assessment could n't boot the laptop using an Iphone Screw Driver then remove the because. 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The mainboard is the faulty part about 3 seconds and then immediately down... Me the details that cause shorting Dell computer fan is not functioning well the does. Not get the power button for thirty seconds to drain any excess static power as you described but screen... On, then the mainboard is the faulty part the fan run for a few seconds later still under call... Link below test the power button is that the fan run for a.. Component then the mainboard is the faulty part warranty department 1-800-288-4410 ( U.S.Customer only ) button down for secs... For few seconds then goes off issue persists to be a separate part.Disconnect it and test the issue.. Laptop turns on for 2-3 sec then the laptop comes on to it. ; Sidebar Sidebar the blue lights on the laptop you need a new battery, then off... Bought this Dell Latitude D500 for work 30 secs but nothing I charged it in my AC adapter the! Up the back side of the mobo with just the motherboard and removing all the peripherals, the problem the... - Answered by a verified Tech Support Specialist hi @ sugerbea, can you hear fan! A Dell Precision M4400 laptop which randomly turned off because the battery out dell laptop power light comes on then goes off try running it just turns.. Problem too Subscribed to new answers immediately shuts down charger to the mains adapter I tried changing power chords tried...

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