Defective Psu? Bearly 2 months old

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  1. Posts : 474
    Windows 10 64Bit
       #1

    Defective Psu? Bearly 2 months old


    Hi... a while ago we got a power problem in the house. The power turned on and off continuesly for a while and then the power shut off completely, My computer was not on but after this incident my Psu has given a lot of coilwhine and the computer is starting Very Very weirdly
    when starting the computer the computer lights flashes then it shuts off, about 1-2 seconds after the computer starts,
    While not stressing the system i have a ton of coil whine but the coilwhine dissapears when the system is stressed enough..
    The Motherboard voltage readings says:
    CPU Core_~1.2-1.4V
    MEM Controller_1.476V
    +3.3V_2.028V
    +5V_3.367V
    +12V_7.824V
    -12V_(4.704V)
    -5V HIGH THRESHOLD_2.742V
    CMOS BATTERY_1.596V

    When stressing the 4.2Ghz FX8350 to 100% the computer bluescreens and restarts
    and Prime 95 says error on 2 cores
      My Computer


  2. Posts : 194
    Windows 10 x64
       #2

    Interesting ... I keep my PC connected to a backup UPS. Fast cycling of power is never a good thing.
      My Computer


  3. Posts : 13,576
    Windows 10 Pro x64
       #3

    All your volts are ubder specs, send it back to the manufacturer, don`t mention the power outage.
      My Computer


  4. Posts : 26,869
    Windows 11 Pro
       #4

    AddRam is correct. ATX standards are +/- 5%. Yours are well below that. RMA it. If the +12V is really 7.8V, I'm surprised the computer will even start.
      My Computer


  5. Posts : 1,846
    Windows 7 Ultimate x64, & Mac OS X 10.9.2
       #5

    get yourself a surge protect extension lead. it will take any nasties the power companies throw down the line at you.
      My Computer


  6. Posts : 474
    Windows 10 64Bit
    Thread Starter
       #6

    Ok. Thanks... This is such my luck... But i will talk to the support from the place i bought it.
    So i should not mention that the house power messed up, only that the power output from the psu is faulty?
      My Computer


  7. Posts : 474
    Windows 10 64Bit
    Thread Starter
       #7

    Oh Btw. I have been getting some weird thing sometimes where the computer just totaly freezes and i have to force restart, But it only happens after like a minute after start, not when stressing the computer
      My Computer


  8. Posts : 13,576
    Windows 10 Pro x64
       #8

    Yep, if you tell them that, then they`ll ask you if you had a surge protector connected. Best not to mention it at all, just play dumb.

    Just mention the problems you`re having, and that`s why you are calling or that`s why you`re there to have them look at it.

    And please get a GOOD Surge Protector, if you don`t have one.

    http://electronics.howstuffworks.com...-protector.htm
      My Computer


  9. Posts : 474
    Windows 10 64Bit
    Thread Starter
       #9

    essenbe said:
    AddRam is correct. ATX standards are +/- 5%. Yours are well below that. RMA it. If the +12V is really 7.8V, I'm surprised the computer will even start.
    Haha it bearly does :P
    It flashes then starts after like 2 seconds
      My Computer


  10. Posts : 9,600
    Win 7 Ultimate 64 bit
       #10

    sisrace said:
    Ok. Thanks... This is such my luck... But i will talk to the support from the place i bought it.
    So i should not mention that the house power messed up, only that the power output from the psu is faulty?
    Normally, I would consider leaving out details like that unethical. However, if the wonky house power messed up the PSU so easily, it was already on its last legs. Support may use the wonky power as an excuse to weasel out of the warranty.

    I do strongly recommend get a good surge and spike arrestor or UPS.
      My Computer


 
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