BIOS Update R0103V0

This BIOS Update fixes following issue :

- CPU cooling has been improved.
- Video noise when using the "Ultimate Battery" mode in Power Management.

Download Instructions:

Download the filePHBSYS-00877820-UN.exe, and save it to a download directory (ex. C:\Download).


1. Close all running applications.
2. Browse to the download location (ex: C:\Download).
3. Double-click the filePHBSYS-00877820-UN.exe.
4. A Window will appear. Please follow the instructions on this window.
5. Click on the Update button to start the BIOS update.
6. Wait while BIOS is being updated.PLEASE DO NOT INTERRUPT THE PROCESS!
7. Please shutdown the computer when the update is finished.
8. Turn on the computer.

How to check the BIOS version:

1. Turn on the computer.
2. Press F2 to enter BIOS Setup when Sony Logo appears
3. See "BIOS Version" item in main menu.
4. Please verify that the BIOS Version is R0103V0.
5. Press the F9 key to load default BIOS configuration. "Yes" is highlighted. Press Enter to confirm.
6. Press the F10 key to save changes and exit. "Yes" is highlighted. Press Enter to confirm.
7. After this your system will boot again and start up Windows.

File Info

File Name

  • PHBSYS-00877820-UN.exe

File architecture

  • 32 bit

File Size

  • 966.4 Kb

Release Date

  • 14-11-2005