BIOS version 4.10 for Tecra A50-A (PT644x/PT648x)



File: t644v410.exe




Version: 4.10
 
Posted Date: 2014-08-25

 

Release Date: 2014-03-17

 

Other Versions

 

Package
WinRAR self-extracting ZIP file includes both Windows-based and diskette based BIOS update installation options. See the included documentation for details.
Description

    Release Notes

  • For CD-ROM BIOS updates in Windows 8 or 8.1 models: (1) Shut down the system while pressing the SHIFT key to completely power off. (2) Power on while pressing F2 to enter the BIOS Setup Menu. (3) From the Security tab set the "Secure Boot" setting to "Disabled". (4) From the Advanced tab, enter "System Configuration" then set the Boot Mode to "CSM Boot." (5) Press F10 to save and exit. (6) Boot from the CD-ROM. (7) After the BIOS update has completed, restore the BIOS settings that were changed.
  • For CD-ROM BIOS updates in Windows 7 models: Boot from the CD-ROM.
  • For all updates: The BIOS update will force the computer to shut down or restart. Please make sure to save all work in progress before starting BIOS updates.
  • Power on the computer if it is off.
  • While the "TOSHIBA" logo is displayed, press the F2 function key to start BIOS Setup.
  • Check the version of BIOS and press the F9 function key then Enter to load setup defaults.
  • Press the F10 function key then Enter to save settings and exit. The computer will automatically reboot.

Change History

    Version 4.10 - 2014-03-17
    • Added: Tecra W50-A 4K2K panel support.
    • Added: WinMagic SecureDoc Support for Windows 8.1. (Note: BIOS downgrades are restricted as a result.)
    Version 3.10 - 2014-03-06
    • Added: Full HD panel support on Portege R3x-A models.
    • Improved: System stability.
    • Improved: Audio Codec settings.
    • Updated: Microcode to Rev.17.
    Version 2.40 - 2014-01-17
    • Added: Support for a Japanese model.
    Version 2.20 - 2013-12-04
    • Implemented a workaround for a Hibernation (S4) hang issue with Toshiba HDDs (SATA Gen2).
    • Added: Windows 8.1 support.
    • Implemented countermeasures for CPU noise on Tecra W50-A and A50-A models.
    • Improved: Optimus model usable memory improvement in 32-bit operating systems.
    Version 1.50 - 2013-10-15
    • Implemented a countermeasure for BSODs during a Windows 8 recovery on systems with Toshiba Hybrid HDDs.
    • Modified: SATA IOBP Electrical Control Registers for Tecra W50-A and A50-A models.
    • Fixed: WHCK PCI Hardware Compliance Test issues in PC Card models.
    Version 1.40 - 2013-09-20
    • Initial production BIOS for these models.
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