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NVIDIA GeForce GT650M Second VGA BIOS Update for Windows 8.1 (64-bit) - IdeaPad Y400, Y500

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NVIDIA GeForce GT650M Second VGA BIOS Update for 64-bit Windows
exe
838KB
Windows 8.1 (64-bit)
3A
4/9/2014
README of NVIDIA GeForce GT650M Second VGA BIOS Update for 64-bit Windows
txtreadme
1.71KB
Windows 8.1 (64-bit)
3A
4/9/2014
Supported Systems
  • IdeaPad Y400, Y500
Supported Operating Systems
  • Microsoft Windows 8.1 (64-bit)
Updated Information
  • Latest version VBIOS fix SLI mode in Windows 8.1
Important Information
  • This package updates the NVIDIA Second VGA BIOS (VBIOS) on Y400 SLI and Y500 SLI.

    Attention:
    Do not power off or restart your computer during the VBIOS flashing process, which will cause serious damage and improper functioning of your computer.

    Print this file so that you can refer to it during the installation.

Check VGA Card Version
  1. Press Win+X
  2. Select Device Manager
  3. In Device Manager, select "Display adapters"
  4. Make sure there exist "NVIDIA GeForce GT 650M" in it.
Install the Package in Windows
    1. Keep machine in AC mode with at least 35% Battery;
    2. Double click ProtectOff.bat;
    3. Need to choose "1" for 2nd VGA option;
    4. 2nd VGA Protect function is off;
    5. Double click the tool 2ndVGA_Winflash_Yx00.exe, and system will open CMD.exe;
    6. Press Y to start upgrade 2nd VGA firmware;
    7. When finish over, please reboot system.

        • Alias ID:
        • Document ID:DS038405
        • Last Updated :7/25/2014
        • (c) 2014 Lenovo