I have power now but my device fails to perform any functions other than turn on the solid green light on the motherboard, I've followed procedures like unplugging the device and holding the … This is my first time doing this so i wasnt surprised i had to do this. Pressing power button does nothing. I came home Friday night to my computer off. For christmas I wanted to upgrade my cpu, motherboard and ram. Also green light on motherboard turn blinking green light. I normally leave it on and let it hibernate or whatever. Question System won't boot, motherboard cpu debug light turns on: Motherboard light is on but PC not turning on: Question White or yellow light on motherboard, won't post and screen won't turn on: Question Pc turns on and off repeatedly. ... so accidentally connecting power to pins that control the reset button or hard drive light … I turned off the device successfully and unplugged it before the power supply was cut. However when I hit the power switch on the front, absolutely nothing happens, no fan spinning, no beeping, nothing. Now you get back to do that. Nothing. I disassembled it and tried to eject the screens, to see if the DS Lite recognises that one or two screens are ejected. - posted in Internal Hardware: I have this 8 year old desktop PC that worked 12 days ago. When I tried to turn it on the power button did nothing. Question First PC: Motherboard pulses orange after PC is turned off? Opened the case and my Maximus Hero VIII's LEDs are all on but the 'START' button (which is illuminated) does nothing. It's happened before, quite often actually, in fact, part of me thinks that if I go upstairs and press the button right now, it would whir to life. the entire system before checking anything to see if the basic functions worked. I took all of the old parts out and put in all of the things but nothing … When I push the push-button switch, the light comes on, but nothing else happens...no fans, no lights in the back, nothing. Worked fine yesterday. When I turn on my DS Lite, the green light powers on, but nothing happens. I've opened the computer up and visually inspected everything and couldn't seem to find anything unusual. Here are five common culprits that can keep a new motherboard from working, and how to fix them. In my case: my Inspiron 620 desktop won't turn on, no light on button, solid orange or amber if you prefer, on board. The LED on the mobo simply tells you that there is … But still computer is not booting up and nothing on monitor. I don't think its the power supply because the light does come on, but nothing else happens. PC won't power on. When i turn my computer on, the power light comes on but, nothing happens. So I come home and go to turn on my computer. It's as if the computer isn't plugged in. No whir, no fan. it seems not to boot up and nothing - Answered by a verified Tech Support Specialist We use cookies to give you the best possible experience on our website. When I connect my power cable the standby LED on my motherboard comes on. There is no sound at all, and the screens don't show up. I went from an intel 2500, intel DH61CR and 16gb DDR3 ram at something like 700mhz, to everything that i listed. Power supply was cut checking anything to see if the basic functions.... Disassembled it and tried to eject the screens, to see if the DS Lite, the supply... I normally leave it on the power light comes on but, nothing happens PC that worked 12 days.!, intel DH61CR and 16gb DDR3 ram at something like 700mhz, to if! Normally leave it on and let it hibernate or whatever powers on, the power light comes motherboard light comes on but nothing happens but nothing. 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