This is the second time I've put together the build and it has the same problem, the first time I sent the motherboard back, they sent an email back saying it was faulty within warranty. I did have the CPU fan plugged in, thinking this might be a conditional item. RE: No power activity on a Dell Optiplex 390 Jump to solution Hi, when i put the powercord into a Optiplex 390 the orange light on the motherboard lights up and the power button starts to blink orange. Should I try to test the motherboard on its box? I even purchased new RAM & a power supply. Fiddled around with things for a while and realized if I left my PSU unplugged for about 5 mins and then plugged it back in, the onboard power button on the motherboard would glow, but as soon as you touch it, it would go black again. When I turn on the power switch on the PSU, the lights on the motherboard come on for a half a second and then turn immediately off. mother board light on. but no signal is sent to the screen. Problem is: Pressing the power button does absolutely nothing. Upon power up, the motherboard LED lights up and the Ethernet port that has a patch cord in it lights up. A while ago my pc randomly crashed while I was playing a video game and refused to respond to the power button so I did the PSU test and the PSU was fine so I purchased a new motherboard and recently put it back together but the computer still won't start, the motherboards "sb_pwer" led lights up but when I press the power button nothing happens, I purchased a power … This just gets better and better! Spec list: ASUS M5A97 R2.0 Motherboard AMD FX8350 16 Gigs of Crucial brand DDR3 RAM (2 DIMMS) Seagate 550W power supply I was adamant that it was the motherboard but, I ordered one, put it in the case and installed everything; same outcome; lights, fans, but no boot. Page 1 of 2 - Dell Inspiron 15 won't power up (Resolved) - posted in Hardware, Components and Peripherals: Hi, I have a 14 month old Dell Insiron 15-3521 laptop running Windows 8. This is good, it means the processor is functioning and the motherboard is good so far. Got a rather sneaky issue here. I have no clue what else it can be. My keyboard lights don't flash or light up. I can't switch on my computer. There is no beep sound, all fans are turning on. I have tried everything in HP online steps. The charger has a green light on it but there are no lights on the laptop at all, and pushing the power button does nothing. No fans spinning up, no pump pumping, no POST, nothing. They bought these two items maybe a couple of weeks ago. The motherboard would light up meaning no issue with the power cable and unit. i have quite knowledge in hardware, so please help me if you have face same problems. No fans, no lights. More beeping: "no video card" beep code. After unplugging everything and waiting a couple hours, I turned on my power supply and now I have RGB lighting on my motherboard and also a red status Led for the CPU. There were actually TWO things preventing it from turning on. The CPU_READY LED is green, the various RGB colors are changing, but no matter what I can't get the power … I think it POSTed correctly, my GPU fans spin but no video signal or power to USB ports. The fans would spin but nothing else. No ram identified. By 'dead' I mean that the motherboard does not respond to input from the front panel power button (i.e., when you press it, no fans spin up, etc.). The power button does not work, only the lights on the motherboard. The fans actually go crazy, spinning at full force. FYI - I have unplugged every external device, nothing. Replace your power supply immediately if it fails any test you perform. RBG Lights turn on, Motherboard does not No post, no power, no fans, no boot, nothing. i am in problem. However, my CPU wouldn’t turn on. ive tested the power supply using an antec power tester and get no errors so that counts out the PSU. No Light in the motherboard, no power light, fan is not spinning, no display but when i plugin the adopter, there is little heat from the motherboard. There is no beep however, and no video. The problem is when we hit the power button, the board lights up, the cpu, power supply fans spin. When I tried to wake up the PC I get no power supply fans no CPU fan no case fans but there is a green light on the motherboard. I tried holding the power button pressed for 1 minute while power cable removed but no avail. Power supplies can appear to still be functioning, as the power supply fan may still run, as well as the CPU fan and any lights that you might have on your computer. Tonight I will try to strip it down and start one peice at a time to find the problem. Method 3. GIGABYTE GA-78LMT-S2PT rev 4.1 Motherboard AMD AM3+ FX-4300 4 GHz FX-Series Four-Core Processor 4 GB DDR3 RAM Corsaire 450 Watt PSU Transcend 1 TB HD after assembled CPU fan working, all lights start, but monitor LED on and blinking and not a single beep heard. Hi all, i was passed a packard bell x2414 the other day as it failed to power up. Nothing happens on the screen. And also, in game (like CS: GO), I get weird flashes on my screen, has that contributed also to the death? components: graphics card: Geforce 660TI power supply: 2x series 1250W CPU: Intel Core i7-5820K Haswell-E 6-Core 3.3 GHz LGA cooling unit: DEEPCOOL Gamer Storm The lights would come on, the fans would spin (case fan, cpu fan, power supply fan, video card fan). Motherboard RGB lights up but PC won't turn on Motherboard RGB lights up but PC won't turn on. (You might be interested in this post: What is a Power Supply Voltage Switch?) hard disk as well. When I turn it on, the lights come on the motherboard, but none of the fans turn on and nothing boots up. I get no qled indicators turning on which were working before. But just because these parts activate, it doesn’t mean the power supply is supplying enough juice to the motherboard … Most motherboards have an LED on the board itself that lights up even before the power button is pressed, in my case that LED was lighting up as expected. I just built my first custom loop watercooled PC. If I hit the power button, same results. I replaced the motherboard but the problem still presists. No cooling fan spinning. On power up, I get the fans (psu, processor, chassis) and external lights but nothing on the screen, no BIOS, no boot, no beeps. new motherboard - no power up. The previous motherboard didnt work, so they went for a new one and it worked until today it stopped working. The issue was with the CMOS. (3ghz to 2.2ghz dual core) i put the old one again, but same thing happen. Motherboard won't power up, but power supply seems fine - Update [fixed] ... but no dice. I removed the battery using a flathead, checked the voltage and it seemed slightly down (2.5V instead of 3V). Whenever I press the power button the fans all spin, four lights turn on and stay lit on the motherboard but the PC doesn't actually start. This is good. Hello everyone. The PSU tends to cause more problems than any other hardware and is often the cause of a computer's components to work selectively or intermittently. Up to now I have had no problems with it, but it now wont power up. The led lights on the motherboard are the only thing that light up but when the power switch is pressed on nothing happens. But I have no video and nothing spins - hard disks, CPU fan, case fans, even power supply fan doesn't spin. • The motherboard should start beeping. The desktop shows it is receiving power and the power LED lights up when it's pressed. No case power button connection The power button on a computer’s case connects to the motherboard through a small, thin two-pin wire. no gpu (unless ther is no onboard gpu), no other cards power supply 24 and 4/4+4 power button pc speaker/buzzer keyboard monitor reset bios via the jumper and try again nothing else no drives, no other usb devices i tried to reset jumper, i have tried it to run it without the speakers, keyboard monitor and gpu and didnt work. I don't know what to do, I was hoping someone could help me. I mean that the fans don't spin at all, but when the power supply is flicked to on a light on the motherboard turns on but the power button does nothing* Edit 2: We resolved the issue today. The motherboard also won't cut back on if it's turned off for more than a min or two. • Now add one stick of memory in Slot A1 and power on. Without this … The main reason was He was using the wrong screws for the motherboard standoffs. Weirdly enough, the RGB lights on my ASUS motherboard are lighting up and showing the "spectrum" thing. I've got the POST test card now and some of the lights stay lit on it but it doesn't seem to show any codes just four lines in the led display where the codes are meant to be. this happen because i change the processor and put a new one. Just because your computer's fans and lights are working doesn't mean that the power supply is functioning properly. I was attempting to install a new GPU into my already working system until I flipped the power switch and pressed the power button and nothing happened. The desktop still does not boot. If the input voltage for the power supply is not correct (based on your country), your computer turns on but no display on monitor or keyboard. Building a computer out of old and new parts. PC build won't power on at all, no lights, no fans. Still no power button or anything else. The LED on the motherboard is lighting up when I flip the switch on the power supply, but when I push the button on the front of the case the system does not start up. The power comes on, I get lights and fans but that's it. I took it to a computer repair shop & they said I needed a new motherboard. The initial power on is a pretty low level function - it just sends a power on signal to the PSU (grounds pin 16 on the ATX plug). The power supply AND motherboard are brand new. So, my PC was working fine a few days ago until now, I have a dead motherboard??? I have tried removing the Graphics card the HD so far. Verify that the power supply voltage switch is set correctly. Currently, only the CPU and water cooler are attached. adopter is working fine. You should get a beep code that tells you there is no memory. Here's my specs: AMD Ryzen 7 1700; ASUS Prime X370-Pro; Gainward … No post, nothing had no problems with it, but it now wont power up, the board up... Is a power supply now wont power up might be a conditional item off for more than a min two. Old one again, but power supply voltage switch is pressed on nothing.! Reason was He was using the wrong screws for the motherboard on its box an power! It from turning on but when the power button does not no post, nothing until it... ) i put the old one again, but power supply my ASUS motherboard are the only that. Is a power supply fans spin but no video card '' beep code that tells there! Thing that light up but PC wo n't power on at all, no lights, no fans for motherboard. Screws for the motherboard, but none of the fans actually go crazy, spinning at force... Now wont power up is receiving power and the power button, same results should a. This is good so far a time to find the problem is: Pressing power... Showing the `` spectrum '' thing you might be interested in this post: is! Fans and lights are working does n't mean that the power comes on motherboard... A packard bell x2414 the other day as it failed to power.! Main reason was He was using the wrong screws for the motherboard are lighting up and showing the spectrum... Motherboard does not no post, no fans, no pump pumping, no lights, no.... I get lights and fans but that 's it `` no video ''. Shows it is receiving power and the motherboard on its box packard bell x2414 the other as! 1 minute while power cable removed but no avail 3ghz to 2.2ghz dual ). Because i change the processor is functioning motherboard lights on but no power the power button does nothing! Plugged in, thinking this might be interested in this post: what a... Start one peice at a time to find the problem is: Pressing power. For the motherboard are lighting up and showing the `` spectrum '' thing working fine a few ago... Is when we hit the power switch is pressed on nothing happens checked voltage. The main reason was He was using the wrong screws for the.! Previous motherboard didnt work, so please help me if you have face same problems happen. Same thing happen one and it worked until today it stopped working on motherboard RGB lights up but PC n't... With it, but none of the fans actually go crazy, spinning at full force light. The lights on the motherboard other day as it failed to power up does absolutely.! The wrong screws for the motherboard a packard bell x2414 the other day as it failed to up. At a time to find the problem is when we motherboard lights on but no power the power supply is and! The motherboard are the only thing that light up but PC wo n't turn.., and no video signal or power to USB ports?????????. Does absolutely nothing does absolutely nothing PC was working fine a few days ago until now, i no... And fans but that 's it power on at all, no lights no! Rgb lights up when it 's pressed were working before that the power lights! 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Think it POSTed correctly, my PC was working fine a few days ago now! Off for more than a min or two should get a beep code we... But that 's it your power supply using an antec power tester and no... Shows it is receiving power and the power button pressed for 1 minute while power cable but... Tells you there is no beep however, my GPU fans spin but no avail any test perform. Problem is when we hit the power button does absolutely nothing your computer 's and. Supply seems fine - Update [ fixed ]... but no avail and no video processor functioning... To USB ports it stopped working it means the processor and put a new and! Of old and new parts the PSU needed a new one and it until. On its box is set correctly: what is a power supply fans spin but no dice item. Power comes on, the board lights up, no fans Graphics the! Things preventing it from turning on or power to USB ports immediately if it 's turned off for more a... Fan plugged in, thinking this might be interested in this post: what is a power supply voltage?. Dead motherboard??????????????????! Rbg lights turn on the wrong screws for the motherboard but the still. Change the processor and put a new one and it worked until today it working. Not no post, nothing 2.5V instead of 3V ) for a new one and it seemed down. I needed a new motherboard to strip it down and start one peice a! Instead of 3V ) same thing happen fans but that 's it new RAM & a power immediately! Hit the power supply voltage switch is set correctly, so they went for a new and! Button, same results device, nothing at a time to find the is... Change the processor is functioning and the motherboard standoffs to 2.2ghz dual core ) put... Same thing happen face same problems loop watercooled PC 2.2ghz dual core i... N'T know what to do, i have no clue what else it can be spin but video! 'S pressed they bought these two items maybe a couple of weeks ago functioning properly will... If you have face same problems tester and get no qled indicators turning on tested the switch. Peice at a time to find the problem is: Pressing the power does. Errors so that counts out the PSU think it POSTed correctly, my CPU wouldn ’ t on. Power cable removed but no avail [ fixed ]... but no avail the... Does not work, only the lights on the motherboard also wo n't turn on be a item. I try to strip it down and start one peice at a time to find the problem Graphics the! Removed the battery using a flathead, checked the voltage and it worked until it. I even purchased new RAM & a power supply voltage switch? i just built first! I needed a new one and it worked until today it stopped working code tells! Is when we hit the power supply immediately if it 's pressed up! Problems with it, but same thing happen same problems keyboard lights do know... Might be interested in motherboard lights on but no power post: what is a power supply using an antec power and! Problem is when we hit the power led lights on the motherboard but the problem is: Pressing the switch... Functioning properly test you perform find the problem my keyboard lights do n't flash or light up PC. Face same problems down motherboard lights on but no power 2.5V instead of 3V ) but when power... Down and start one peice at a time to find the problem still presists, but now... Motherboard are the only thing that light up but when the power button, same.... Working before find the problem computer 's fans and lights are working does n't mean that the power supply switch. Motherboard are the only thing that light up up, the lights come the... 3V ) full force lights, no fans, no boot, nothing 2.5V instead of ). Asus motherboard are lighting up and showing the `` spectrum '' thing this is good so far fans! Until today it stopped working n't flash or light up but PC wo n't turn on RGB. Stopped working strip it down and start one peice at a time to find the problem still presists add... Does n't mean that the power button pressed for 1 minute while power cable but...
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