Applicable Models

This information is for the following models:
  • VGN-TX46GP
  • VGN-TX47TP
  • VGN-TX36GP
  • VGN-TX47GP
  • VGN-TX46TP
  • VGN-TX37TP
  • VGN-TX37GP
  • VGN-TX47SP
  • VGN-TX36TP
  • VGN-TX46SP
  • VGN-TX36SP
  • VGN-TX37SP

About this download

This program will upgrade BIOS to Ver.R0034N3 and resolve the following symptom.
 1. Clock stops sometimes.

Available Downloads:
BIOS Upgrade Program Version R0034N3
File name: PHBSYS-01176720-UN.exe
File size:  1.05 MB (1,103,280 bytes)

File Info

File Name

  • To install BIOS Update Program Ver.R0034N3

File Version

  • R0034N3

File Size

  • 1.05MB

Release Date

  • 2007-12-19

System Requirements

  • Windows XP


IMPORTANT: Before proceeding with the upgrade, disconnect all external hardware devices, including PC Cards etc.
Note: Before proceeding, ensure that the VAIO computer is operated using the supplied AC adapter.
Note: Save all data/files and close all running programs.



1. Download the file to a temporary or download directory (Please note this directory for reference later).
2. Go to the directory where the file was downloaded and double-click PHBSYS-01176720-UN.exe.
3. Follow the instructions displayed in the installation wizard.
4. After installation is completed, please restart the computer.
5. Please load default BIOS setting values after updating.

To check if the updating is successful
1. Press F2 while booting and enter BIOS setup.
2. Enter BIOS setup and check that the  BIOS Version is R0034N3.