This will help if you installed an incorrect or mismatched driver. Try to set a system restore point before installing a device driver. It is highly recommended to always use the most recent driver version available. Mobile Intel 4 Series Express Chipset Family Use the links below for additional product downloads: This download is also valid for the products listed below. This information can be used to determine if your system supports software such as the Intel Matrix Storage Manager, Intel Chipset Software Installation Utility, or Intel's graphics drivers. This utility helps you identify the specific Intel chipset or Intel chipset family that is located on your motherboard. To identify what type of Intel® processor you have, download the Intel® Processor Identification Utility ')The file above contains the Intel Chipset Identification Utility.

Note: This utility does not identify your processor. Note: This version of the utility does not provide support for Intel® chipsets prior to the Intel® 900 Series Chipset family.

Note: To run the utility on Microsoft Windows* Vista, right-click on CHIPUTIL.EXE and click 'Run as Administrator'. This information can be used to determine if your system supports software such as the Intel® Matrix Storage Manager, Intel® Chipset Software Installation Utility, or Intel's graphics drivers. Document.write('The file above contains the Intel® Chipset Identification Utility.

Chipset identification utility