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  1. S

    The "30% CPU at idle because of System + Interrupts" issue

    After no occurrence yesterday (SP3 i5 8/256 - gets used ~10hr/day), it happened again today. Don't know what triggered it. Reached behind, pulled out the SD card and chucked it in a drawer. Problem stopped and I carried on. HOW DO WE GET THIS FIXED ??
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    The "30% CPU at idle because of System + Interrupts" issue

    I have a Samsung 64 EVO SDXC card. Oddly, I cannot replicate the problem today.
  3. S

    The "30% CPU at idle because of System + Interrupts" issue

    Let us know what happens. I will put the SD card back in and troubleshoot some more if you think it is not audio connected - maybe the audio was just coincidences for me. I can absolutely say that removing the SD card and a reboot stops the symptoms, and they have not come back after a whole...
  4. S

    The "30% CPU at idle because of System + Interrupts" issue

    I added it here, too http://answers.microsoft.com/en-us/surface/forum/surfpro3-surfusingwin10/hardware-interrupts-and-dpcs-at-19-cpu-at-idle-on/52afd36e-c521-4891-94e2-0924ec8660b1?tm=1439253133805&auth=1
  5. S

    The "30% CPU at idle because of System + Interrupts" issue

    The problem seems to be back in Windows 10. (I am new to the thread) I have an SP3 Core i5 256/8Gb and keep a 64GB SD card in the back. I have had it since Oct'14, use it for browsing at breakfast, all day in the office docked and unlocked, then in the evening for social stuff and/or games...
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