BIOS Update Utility

What Does This Do?
This utility updates the BIOS to version R1081W5 to resolve an issue where the brightness setting is lost after restarting the computer.
Applicable Products and Operating Systems (see full list...)
Model:
VGC-LT25E
Operating System:

IMPORTANT: This file is only for use with the models identified. Not all models are sold in all countries.

Important Notes
  • During the installation of this update:
    • Do not turn the computer off.
    • Do not allow the computer to enter Standby or Hibernation states.
    • Do not start other programs.
    • Do not connect any peripherals.
  • During the installation of this file, be sure that you are logged in as the Administrator or as a user with Administrative rights.
  • 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.
  • It is highly recommended to print out these instructions as a reference during the installation process.
Download and Installation Instructions
  1. 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.
  2. Download the PHBSYS-15328500-US.EXE file to a temporary or download directory (please note this directory for reference).
  3. Go to the directory where the file was downloaded and double-click the PHBSYS-15328500-US.EXE file to begin the installation.
  4. At the "BIOS Update Utility" screen, click "Next".
  5. At the "License Agreement" dialog, read the agreement, then, if you agree, click "I Agree" to continue with the installation.
  6. At the "VAIO BIOS Update Tool 1.0.01.10181" screen, verify the new version that will be installed is R1081W5, and then click "Update" to begin.
  7. At the "WBFLASH" screen, click "OK" to continue.
  8. At the "BIOS Update Successfully Completed" screen, click "OK" to shutdown the computer.
  9. After the computer shuts down, wait for 30 seconds, then power on the computer.

The installation of the BIOS Update is complete.

Download
PHBSYS-15328500-US.EXE  (1.32 MB)
File:
Date:
5/21/2008
Version:
R1081W5
Size:
1.32 MB