Improved: Serial communication of PC Card models.Improved: Power consumption accuracy of the "Toshiba eco Utility.".Note: BIOS V3.70 is ONLY for the Portege R830/R835 models.(Note: After updating to EC/KBC V1.50, downgrading will not be possible.) EC/KBC V1.50: Improved the battery charge function.Added: Internal USB3.0 Controller Mode in the BIOS Setup Menu.Fixed: Hangs at the Toshiba Logo when connected to a specific express card.EC/KBC V1.60: Modified the power supply error detection method.EC/KBC V1.60: Improved standby stability.Improved the boot time when a Toshiba USB HDD with a registered HDD password is connected to a USB 2.0 port.Fixed: Computer will not boot when a certain PCI express card is connected.See the included documentation for details.
WinRAR self-extracting ZIP file includes both Windows-based and diskette based BIOS update installation options.