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BIOS Update Utility for Sony VAIO VGN-Z540P Windows XP

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This utility updates the BIOS to version R2169M3 and provides the following benefits:

Enhancements:

  • Improves system performance during startup
  • Improves the hard disk drive password process
  • Adds support for the Intel® Virtualization Technology and provides the ability to enable or disabled this feature within the BIOS settings

Issues resolved:

  • The computer will not boot when using a DVD-R/RW disc
  • A black screen with blinking cursor appears when attempting to resume from hibernation after removing an ExpressCard® module
  • A brief blank screen occurs when installing Microsoft® Windows® XP operating system with SP3
  • The system hangs when using the touchpad after setting the RAID configuration
  • In the BIOS settings, on the Edit Boot Option screen, the keyboard stops responding after using the touchpad
  • Unable to run the hard disk drive recovery on systems pre-installed with the Windows XP downgrade
  • Unable to set the BIOS password using specific combinations
  • The computer resumes from sleep mode when the lid is closed quickly
  • The startup time is longer than usual when the TPM function is enabled

Sony VAIO VGN-Z540P Windows XP drivers