Computer Turns On And Off By Itself
Tolerances are +/- 5% except for the -12 volts which is +/- 10%.The gray wire is really important. If this switch's setting is not correct for your country, your computer may not stay on. Here's what it looked like:Case fans were offNo HDD/Power light on the case turned onThe PSU fans were runningCPU heatsink was working/buzzingResults:Turned on for 10 seconds, then off for 5 seconds, Math GeekNov 27, 2014, 7:47 PM give it some time. http://windowsrefund.org/turns-on/computer-turns-on-then-off.php
Fixing a power supply is not an economical solution, if it's even possible at all. Try again with restarting the computer just connect the vga input. No one gets out the oscilloscope and other test gear for this one.I understand that today's owners want the free repair or be told to cut the blue wire.Bob Flag Permalink and boot..
Computer Turns On And Off Repeatedly
This cycle of on/off/on/off will continue forever until I either hit the switch on the back of the power supply, OR if I hold down the power button for about 5 If so, you may be facing anything from an electrical short to a serious hardware issue.Since there are several reasons that your PC might be shutting off by itself during the Sep 20, 2007 #2 Exonimus TS Rookie Posts: 77 I'm not sure overheating could be the problem. Set the onboard graphics enabled.
I was having the same issue. I took it out, removed the dust (just with fingers! When you turn a PSU on, only the small 5 volt standby power supply is working. Computer Starts Then Shuts Off Immediately I came back to put the item back in the cabinet, walked passed the machine from right to left again and the computer started itself!So I waited for it, got to
I took out the old 750 watt, put in a new 600 modular, problem solved. Computer Turns On Then Off Right Away This is a first time to replace a new motherboard, and I didn't experience the on and off when I used my old motherboard. Hinzufügen Playlists werden geladen... Source Test after each hardware replacement to determine which device is faulty.Note: Most normal computer users don't have a collection of working spare computer parts at their disposals.
Computer Turns On Then Off Right Away
Then I clipped the wires from that original assembly, attached to the new switch. just curious From I_love_FionaXie Sep 23, 2007 #5 Kidlife TS Rookie Topic Starter I have swapped the PSU with a known working one and still have the problem. Computer Turns On And Off Repeatedly Yes, my password is: Forgot your password? Pc Turns On Then Off Then On Again Reply to Al SJ Smittyncrew4826Mar 3, 2016, 12:54 AM Mine was shutting down, turn on for 1 second, shut down for 3 seconds, turn on for 1 second, over and over.
SHOW ME NOW CNET © CBS Interactive Inc. / All Rights Reserved. I tried it and all it said was, "VGA No Signal". I live in a condo, the carpet effectively sits on top of cement, better not be wires under it. http://windowsrefund.org/turns-on/computer-turns-on-and-off.php No.
Also Could be overheat, but not with PSU , with the CPU , CPU overheat causes the mobo to switch off. Computer Turns On Then Off Then On Again No Display Sep 20, 2007 #1 AlbertLionheart TechSpot Chancellor Posts: 2,026 I think it may be the power supply unit (PSU). Measure between the colored wires and either chassis ground or the black wires.
And this doesn't occur if you walk left-to-right?
This was disabled in the BIOS and then I set the CD drive as the first boot device. do you check the cables well. Remember, at this time, you do not have a graphics card installed so the load on your PSU will be reduced.If no beeps:Running fans and drives and motherboard LED's do not Computer Turns On For A Few Seconds Then Shuts Off It is also an easy way to bypass a questionable case power switch.This checks the PSU under no load conditions, so it is not completely reliable.
Let me know and I'd be happy to include the information here. Is your computer still shutting off automatically even after following the troubleshooting above? do you check the cables well. A faulty circuit or malfunctioning component (e.g. http://windowsrefund.org/turns-on/computer-turns-on-and-then-right-off.php I will be purchasing a replacement tomorrow and see how it goes.
I have tried different outlets, cleaning out everything, and unplugging all other cords except the power cord. To flash the BIOS - I managed to get the computer to boot to the desktop having pulled the system boards and everything again. solved Computer turns on then power cuts off in a split second solved Computer goes on and shuts off in a split second every morning since I bought a new psu System: Gigabyte GA-965P-DS3 Motherboard (rev 3.3) Intel® Core 2 Duo E6600 Mushkin XP2-6400 2x1Gig Antec NeoHE 500W HE Power Supply XFX GeForce 8800 GTS 320MB WD Caviar SE 160GB SATA Thanks
My computer has been working wonderfully since I built it sometime in May, until yesterday, when I went to turn it on. Give it a shot I just tried what you said and the same thing happened. then took out power cable and pressed power button for 10 sec. Not true.
solved Computer turns on for a split second then turns off, having difficulty finding the root of the issue More resources See also solved Computer turns on for a split second Reply to Smittyncrew4826 ChamelespoonAug 10, 2016, 9:28 PM damtac said: Responding to Computer repeated turn on and off all you have do is change the CMOS battery. It stays off. Alot of these cyclical "on-off" issues that people have with their computers can be attributed to a bad CPU.
Login now. btw.. Is it my CPU that causes the power to shut off and on? Apparently the first mobo wasn't working properly, so they replaced it, tested the components and sent a new one back.
Stick with it and good luck Jan 31, 2009 #10 sol1109 TS Member Posts: 43 My kids computer recently did the same thing and it took me four days to Reply to Adrian Ocampo BrycidiumNov 28, 2013, 2:14 PM Okay, I left the 24pin, CPU cables in, none of the other cables connected to it. It was too good to be true. They both passed the paperclip test, but when I plugged them into the motherboard cables only, they both had the same results of the computer turning on and off and then
or just place 1 slot of ram and remove both your hdd's.....