What Does This Do?
This utility installs an updated version of the Sony® Firmware Extension Parser Device Patch to resolve the following error message that may display after installing the graphics driver. "This battery cannot be used correctly or does not set properly. When [OK] is clicked, the computer will move to standby".
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-P0313012-1102.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-P0313012-1102.EXE file to begin the installation.
At the "User Account Control" screen, click "Yes".
Follow the on-screen instructions..
Restart the computer.
The installation of the the Sony Firmware Extension Parser Device Patch is complete.

This utility installs an updated version of the Sony® Firmware Extension Parser Device Patch to resolve the following error message that may display after installing the graphics driver. "This battery cannot be used correctly or does not set properly. When [OK] is clicked, the computer will move to standby".
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=9229