missing sm bus controller & universal serial bus (usb) contriller in divice manager

Hi there,
My bother in law built a pc for me. I keep getting a notification about the sm bus controller needing to be updated yet the drivers cannot be detected. When I go to device manager there is a yellow exclamation icon against SM Bus Controller and also next to Universal serial BUS (usb) controller.
Can anyone tell me do i need these? and what i need to download.
os windows 7 ultimate 32 bit
mb Gigabyte Tech Z68AP-D3 (socket 1155)
On directx diagnostic tool my chip type is GeForce GT 220.
Can anyone help
4 answers Last reply
More about missing bus controller universal serial bus usb contriller divice manager
  1. Your brother in law forgot to download and run the intel chipset update to update mb chipset drivers in windows.
  2. Should be on motherboard driver CD, if you haven't got it ...

    http://download.gigabyte.us/FileList/Driver/mb_driver_chipset_intel_6series.exe
  3. das_stig said:
    Should be on motherboard driver CD, if you haven't got it ...

    http://download.gigabyte.us/FileList/Driver/mb_driver_chipset_intel_6series.exe


    Many thanks das_stig for the link and a solution. I followed, downloaded, extracted and restarted. Now in device manager there is only an exclamation mark next to Universal Serial Bus (USB) controller. To finally have this thing in full working order can you help once more plz
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