What Does This Do?
This utility installs the originally shipped version of the Sony Firmware Extension Parser Device driver.
This driver also resolves the yellow exclamation point error that may appear in Device Manager next to "Unknown Device" which indicates that a driver is not installed for that device.

To ensure that no other program interferes with the installation, save all work and close all other programs. The Taskbar should be clear of applications before proceeding.
Download the SODFEP-00224384-0042.EXE file to a temporary or download directory (please note this directory for reference).
Go to the directory where the file was downloaded and double-click the SODFEP-00224384-0042.EXE file to begin the installation.
At the "User Account Control" screen, click "Yes".
At the "Select Country" screen, select the country for this installation and click "Next".
At the "Sony Firmware Extension Parser Device Ver. 8.0.1.2" screen, click "Next".
At the "License Agreement" dialog, read the agreement, then, if you agree, select "I Agree" to continue with the installation.
At the "Finished" screen, click "Finish".
The installation of the Sony Firmware Extension Parser Device Driver is complete.

This utility installs the originally shipped version of the Sony Firmware Extension Parser Device driver.
This driver also resolves the yellow exclamation point error that may appear in Device Manager next to "Unknown Device" which indicates that a driver is not installed for that device.

http://esupport.sony.com/US/p/swu-matrix.pl?upd_id=6362