TRM-P6PRO-A5 BIOS V1.00 First Release. V1.01 a. Support AntiVirus. b. Support ACPI. c. Support "CMOS Backup to Flash" function, fix CMOS checksum error. d. Support Power-Fail State. e. Slow Down the HDD UDMA mode when two UDMA2 HDDs plug on the same Channel, requested by VIA. v1.02 a. fix some bios setup item F1 key can not display help screen but just flash the screen, like as Antivirus, Symbio BIOS, Video RAM cachable, PCI Master READ DRAM. b. Set the Following Item as "Enabled" Read Around write : Enabled DRAM PostWrite Bfr. Depth: 4 level Concurrent PCI/Host : Enabled c. For "cmos data backup to flash" capability we should use the new awdflash.exe (V6.50T) program for flash new BIOS from BIOS V1.01. d. ADD AN SETUP OPTION TO FIX UDMA 2 BUG FOR Western Digital HDD. e. Set the Auto detect Unused Clock as "Enabled" V1.03 checksum = B014H a. Fix HCT 7.6 test bug b. Fix ESS 1938 sound card hang after install Win98 V1.03A checksum = 05DCH a. Set the "Slow Down UDMA2" item Setup Default Value as "Enable". v1.04 Checksum = 2764 H a. Remove the 256M item in Aperture-size selection, VIA AGP driver does not support it. b. Use GPO 30 pin to control LED c. add an "IDE Threshold Item" to fix Creative ESONIQES 1371 sound card noise problem. d. Support Katmai CPU. e. Fix NT 5.0 Beta 2 rev. 1902 ACPI install fail problem. f. No reserve an CMOS data image now, pls. 'load Setup Default' before first BOOT after awdflash this version BIOS. g. Remove ACPI function enable/disable item. Always Enable it ( Request From Microsoft WHQL) v1.04A Checksum = 0A81 H a. Set the "Slow Down UDMA2" item Setup Default Value as "Enable". v1.05 CheckSum = 221A H v1.05A CheckSum = 946F H a. Support Pentium III CPU and add an setup option "Processor Number Feature" to Enable/Disable CPU Serial No. b. Fix Chinese Win98 will hang at Shutdown when "PowerOn by RTC alarm" and "AntiVirus" option both turn on v1.06 CheckSum = 23DC H v1.06A CheckSum = 8AB8 H a. Use Software-emulate method to support RTC Y2K OK. b. Set as UDMA 2 mode when use UDMA 4 (66) HDD. c. Fix Win2000 can not set date & time. d Update new CPU u-code and support Coppermine CPU. 1.07 CheckSum = 3986 H 1. Fix ATI AGP / Adaptec in WIN2000/ACPI mode. 2. Fix WIN2000 Year either 1601 or different from pre-install state problem.