The My PCI Simple Communication Controller and Video controller are used by your motherboard chipset. There are three versions of Elitegroup K7SOM+ motherboards: 7.5A, 7.5C and 5.2C. Go to Download sections, select your operating system and download and install the drivers. If the problem is not solved, go to Device Manager, right click on the drivers and select Update Driver Software option. Use the Browse button to navigate to your downloaded drivers and click OK to install it. Also, press Windows + R key combination, type dxdiag and click OK. Select the Sound tab, identify your sound card model and navigate to the developer web page to download and install the related drivers.