Is my MB or CPU (or something else) broken?

MrCramer

Reputable
Jun 27, 2014
1
0
4,510
Is my MB or CPU broken? Computer powers but blank screen, no beeps (UEFI), disk drive periodically spins. All components are under 1 yr old except GPU.

  • - Screen notices when DVI cord is unplugged (screen is undamaged)
    - Removed all components except for PSU, MB and CPU, still nothing on screen (using on-board graphics).
    - Worked for about 3 weeks fine
    - Passed memtest+ when first built
    - It never remembered the time when the hard power switch was turned off
Components are:

  • PSU: Corsair CX600
    CPU: Intel Core i5 4590 (new)
    RAM: Corsair 8GB (2x4GB) 1600MHz Value DDR3 (new)
    MB: ASUS B85M-E (new)
    GPU: Nvidia 470
    Running a legal copy of Win7

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Edit:

  • - Removed MB battery for 10 mins with power cord removed
    - Tried with every RAM combination possible, (sticks, slots)
    - I do not have any other compatible components unfortunately, my last computer was a Core 2 Duo.