My computer works for only 3 seconds and then shuts off what is the problem? Tags: Homebuilt Computer Systems Last response: July 13, 2012 6:41 PM in Systems Share nessell July 13, 2012 6:25:00 PM My Computer tries to start but shuts down after 2-3 seconds what is actually the problem? More about : computer works seconds shuts problem italstalpf3 July 13, 2012 6:41:48 PM nessell said:My Computer tries to start but shuts down after 2-3 seconds what is actually the problem? Might be a faulty power supply. I had that issue before and I bought a new powersupply and the problem was solved. Also make sure you have everything inserted properly. m 0 l Can't find your answer ? Ask ! Publish Related resources SolvedComputer POSTs but only stays on for a few seconds then shuts off Forum Computer shuts off a few seconds only if hard drives are plugged in Forum Computer shuts off a few seconds only if hard drives are plugged in Forum Computer shut off and only turns on for a second then shuts off again. Forum Computer starts, shuts off after 3 seconds then restarts Forum My Computer i Turns On the power a lite comes on For 3 Seconds, Then Shuts Off Forum Computer shuts off after 3 seconds Forum My computer takes a miutes to load but before it only takes 3 seconds, what would be the cause ?? Forum My computer starts working for 5 or 10 seconds and suddenly its shuts off Forum HELP! My Computer Turns On For 3 Seconds, Then Shuts Off 2.0 Forum Comp[uter shuts off after 3 seconds Forum Help computer shuts off every 3 seconds Forum SolvedComputer turns on and accesses BIOS and shuts off after 10 seconds, 2 beeps when turning on Forum my Dell Latitude Z works only wired. shut off immediately on battery even though the computer says battery condition is modera Forum My computers psu went on me the other day so I got a new psu and now my computer shuts off ever few seconds I turn it on and s Forum SolvedComputer Shuts Off Randomly During Gaming Only Forum SolvedComputer turns off after only a few seconds of turning on Forum SolvedMy computer starts for a few seconds and then shuts off itself Forum SolvedHelp: Computer Build: System shuts off seconds after turning on Forum New MOBO and CPU, computer shuts off after 2 seconds Forum More resources Read discussions in other Systems categories Homebuilt New Build Prebuilt Cases Power Supplies RAM CyberPower !