Possibly the PSU ? Tags: Homebuilt Computer Systems Last response: December 30, 2011 8:26 PM in Systems Share JoeBob2150 December 30, 2011 8:02:41 PM So i just got some new parts for my computer that i built previously, and everything was working perfectly beforehand, i than installed a new power supply video card and an extra hard drive and now when i boot up the computer and log in it shuts off any ideas? New parts AMD Radeon HD 6970 http://www.newegg.ca/Product/Product.aspx?Item=N82E1681... WD 500gb hd http://www.newegg.ca/Product/Product.aspx?Item=N82E1682... Roswill 1000w PSU http://www.newegg.ca/Product/Product.aspx?Item=N82E1681... heres some pictures inside the case http://s16.photobucket.com/albums/b11/DoomDragonX/pc/ More about : possibly psu CamaroZL1 December 30, 2011 8:06:37 PM Does it shut off seconds after you turn it on? If that's the case, it might be a faulty PSU. You should've gone with a well-known brand like Corsair, Antec or XFX. JoeBob2150 December 30, 2011 8:14:52 PM no i manage to log in than it shuts down it doesn't shutdown instantly Related resources Unsolved Stuttering in games, Possibly the PSU ? - Forum GPU and PSU ( possibly Mobo but not essential) upgrade. - Forum New PSU possibly short-circuited my mobo - Forum Weird Problem ( possibly PSU ) - Forum POST only with GPU removed, GPU burnt or possibly PSU ? - Forum Can't find your answer ? Ask ! Get the answer rocknrollz December 30, 2011 8:22:00 PM If it goes through the shut down process where it says "Windows is shutting down" then it might me software related. JoeBob2150 December 30, 2011 8:26:08 PM rocknrollz said:If it goes through the shut down process where it says "Windows is shutting down" then it might me software related. nope it instantly shuts down like if i held down the power button im going to try using my old psu and see if that works, people on newegg have been complaining about it apperentley EDIT I swapped out the psu and its still shuting down do you think i ruined the mobo? Can't find your answer ? Ask ! Publish Related resources: ForumI have an Issue : Possibly Related to PSU Wattage?? ForumPSU possibly causing stuttering ForumPc wont boot up, possibly the psu or graphic card? ForumPossibly a PSU issue ForumUpgrading my psu & possibly a cooling system ? - Need Input/adivce ForumNeed help, possibly defective PSU ForumIssues with video... possibly doa PSU ? help! ForumPSU Issue Possibly . Need Help ForumNew GPU and possibly PSU ForumCPU, GFX Card, etc. problems POSSIBLY related to PSU ? ForumNVIDIA GeForce gt 630m ForumIs 750w PSU enough power? ForumAdding new PSU and GPU to prebuilt, Advice ? ForumNeed help choosing motherboard and PSU ForumPC won't boot after installing new mobo, CPU, PSU, and RAM More resources Read discussions in other Systems categories Homebuilt New Build Prebuilt Cases Power Supplies RAM CyberPower !