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TYAN (TX46B4985-E)
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TYAN makes no warranties to the usability of a BIOS on our website and are made available to the public on an "as-is" basis. Upgrading a BIOS without knowing the implications may cause serious adverse affects. Please do not upgrade a BIOS unless directed to do so by a qualified support technician. TYAN is not able to replace mis-used or damaged BIOS chips in the event of a BIOS flash failure. Please contact your dealer for replacements or warranty service.

Date Filename Version
2010/01/07 TX46-B4985-E_v301 v3,01

Problem Fix Description:

- Fixed a PCI Bus Number re-allocation error
- Fixed an issue where the system would not POST (62h) with a M3291 SMDC card installed

2009/09/22 TX46-B4985-E_v300 v3.00

Problem Fix Description:

- Updated AMD AGESA code to v3.5.0.0
- Added Probe Filter as a bios setup option

Note: Bios v3.00 only supports Shanghai and Istanbul CPU’s. If you have Barcelona based CPU’s, you will 
           only be able to use up to v2.07

2009/01/12 TX46-B4985-E_v206 v2.06

Problem Fix Description:

- Update AMD AGESA code to v3.3.0.0
- Added AMD Shanghai CPU Support
- Fixed an issue where the bios will add a SDR in the IPMI
- Updated the CK804 Pro chipset to support creation of 4TB sized SATA RAID arrays
- Updated NVMM to v5.083.10.
- Added Memory Frequency Option settings in the BIOS setup
- Added Processor Assisted Virtualization feature
- Updated the POST information to show L3 cache
- Updated POST beeps to included memory errors
- Fixed an issue where using 2x PCIe video cards would cause the 2nd installed card to show a Code 12 in
  the device manager

2008/04/22 v.2.00

Problem Fix Description: 

* This is the first release BIOS

2008/04/22 v.2.01

Problem Fix Description: 

* Updated AGESA code to v3.1.1.0
* Added AMD Quad Core CPU Support
* Fixed an issue where 1.9GHz CPU's were showing up as 1.8GHz during POST

2008/04/22 v.2.03

Problem Fix Description:

* Update AMD AGESA code to v3.1.7.0

* Added Endless Boot Option to bios

* Fixed an endless POST loop (Post code 87 or 28) when ECC was set to Max, Super or Good modes

* Fixed an endless POST loop if you [Enable] online spare

* Fixed an issue where the system will hang at booting to an OS when the system is configured with only one piece memory on CPU node 3

* Fixed a Machine-Check Error report in LINUX (kernel 2.6.21) issue

* Fix an issue where console redirection would fail after POST

* Change the ECC Option default value to "Basic".

* Added Hotkey <F10> when pressed will show the BIOS boot menu so user can specify a boot device

* Added Hotkey <F12> when pressed forces LAN PXE boot

* Added option to press <SPACE> key to bypass Memory count