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Will a failing power supply destroy the rest of your system? by Willdog 09/13/2011, 6:54pm PDT
I have an Antec ATX Mid Tower Case with a 450W Power Supply purchased in 2007. It houses a bunch of other components also purchased in 2007 (I've been very lazy about upgrading). About a month ago the power supply started emitting a high pitch whine whenever it was in plugged in and in standby whether or not the computer was actually powered on.

http://www.newegg.com/Product/Product.aspx?Item=N82E16811129155

I'd been flipping off the standby switch to silence the whine when not using the computer. I waited and waited to replace it, and finally two weeks ago it failed. I came home one day, flipped it to standby, got no whine, and no power to the machine. I bought an Antec EA-650 650W ATX12V to replace it with the idea that once I start upgrading, I'll have enough power for current equipment.

http://www.newegg.com/Product/Product.aspx?Item=N82E16817371044

I replaced the power supply and the computer wouldn't power on. More to the point, the fans would shudder ever so slightly when pressed the power button, but nothing else would happen. The green LED on the Mboard is on, but nothing else reacts to the power switch. The ASUS P5N-E SLI motherboards only has to power connections, a 4 pin near the CPU and the main connection near the IDE sockets. Those are fine. I tried disconnecting the hard drives, and the fans did come on, got the "all clear" beep, but I didn't get a video signal. After about 10-15 seconds, I heard one more beep and the power shut off. I reconnected one hard drive, same thing. Reconnected both hard drives, no response, except for the fan shudder. I looked for that award BIOS beep code, but it's not listed. Nothing about 1 short beep followed later on be another short beep and power off.

So long story short, did leaving a dying power supply in place for 4-6 weeks screw up my mboard, vidcard, or hard drives? I need to upgrade anyway, but I was hoping to do it on my schedule.
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Will a failing power supply destroy the rest of your system? by Willdog 09/13/2011, 6:54pm PDT NEW
    Most likely your mobo and power supply are dead. The rest is OK. NT by Mr. Kool 09/13/2011, 8:38pm PDT NEW
        Probably this NT by Entropy Stew 09/13/2011, 9:23pm PDT NEW
            Suspected as much by Willdog 09/14/2011, 5:00am PDT NEW
    Connect the components one by one to a functioning computer and verify them NT by independently 09/14/2011, 6:51am PDT NEW
        I would but... by Willdog 09/14/2011, 7:22pm PDT NEW
    Not in my experience by WITTGENSTEIN 09/14/2011, 5:38pm PDT NEW
    Re: Will a failing power supply destroy the rest of your system? by Tansin A. Darcos (TDARCOS) 09/15/2011, 2:55am PDT NEW
        This is you then? by Vested Id 09/15/2011, 3:27am PDT NEW
            Yes, that was me. NT by Tansin A. Darcos (TDARCOS) 10/02/2011, 8:04pm PDT NEW
        This is the best money I have ever spent in my life. NT by Ice Cream Jonsey 10/18/2011, 9:44pm PDT NEW
    Pointless follow up by Willdog 10/18/2011, 5:45pm PDT NEW
        you had an old-school power surge by jeep 10/19/2011, 7:46pm PDT NEW
            Didn't even consider the fact that the power supply could cause a surge by Willdog 10/22/2011, 6:11am PDT NEW
 
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