What Does This Do?
This utility installs the Sony® Firmware Extension Parser Driver for Microsoft® Windows Vista® 32-bit version operating system.
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 SODOTH-00155356-US.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 SODOTH-00155356-US.EXE file to begin the installation.
At the "User Account Control" screen, click "Continue".
At the "Sony Firmware Extension Parser Driver" screen, click "Next".
At the "License Agreement" dialog, read the agreement, then, if you agree, click "I Agree".
At the "Finish" screen, click "Finish".
The installation of the Sony® Firmware Extension Parser driver is complete.

This utility installs the Sony® Firmware Extension Parser Driver for Microsoft® Windows Vista® 32-bit version operating system.
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=4213