Applicable Models

This information is for the following models:
  • VGC-JS45SF
  • VGC-JS45TF
  • VGC-JS45GF

About this download

This program will update BIOS to version R1182T4 and will resolve the following symptoms:

- The issue that Display Brightness becomes highest after the system resumes from Sleep mode.

Available Downloads:
BIOS Update version R1182T4
File name: EP0000215460.exe
File size: 5.40 MB (5,664,768 bytes)

File Info

File Name

  • To install BIOS Update version R1182T4

File Version

  • R1182T4

File Size

  • 5.4MB

Release Date

  • 2010-12-01

System Requirements

  • Windows 7 64bit



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 EP0000215460.exe.
3. Follow the instructions displayed in the installation wizard.
4. After installation is completed, please restart the computer

To check if installation is successful:
1. Open VAIO Control Center -> System Information
2. Confirm BIOS Version is R1182T4