Bios Update History for Mainboard AV61
======================================


Note: There are two versions of AV61

BIOS "AV61S0xx" required for BOM-Version 1A and earlier
(PCB Version V1.4D, V1.4C, V1.4 and earlier)

BIOS "AV61S2xx" required for BOM-Version 1B and later
(PCB Version V1.5 and later)

The BOM-Version is recognized by the 
white sticker on the outer ISA slot!


============ for BOM-Version 1A and earlier ===================


AV61S01B
   Initial

AV61S024
   1. Fix UDMA 66 HDD unstable
   2. IBM DJNA no LBA
   3. message: ATA-66 cable not found

AV61S026
   1. Fix Power Fail resume
   2. Fix FSB=100Mhz DIMM=133Mhz
   3. Remove CPUTEMP2 option

AV61S027 
   1. Fix 133MHZ Clock strapping Error

AV61S036 (beta)
   1. Fix "Power on after Power Fail"

AV61S02N
   1. Update CPU Microcode
   2. Fix Win2K install VGA Driver fail
   3. Fix Registered DIMM cannnot boot
   4. Change defaults year to 2000
   5. supports "Power on after power fail"

AV61S02Q
   1. Fix 596B CD version change to CE version.

AV61S02S
   1. Fix 596B CE version cannot update CMOS setting. 
   2. Fix Sensor cannot work for 596B CE version.

AV61S038 (beta)
   1. Supports FC-PGA Celeron
   2. Fix minor problem when PS/2 mouse is disconnected



============ for BOM-Version 1B and later ===================


AV61S214
   1. for fixing EPMI button has no function in Win 98/2000/NT 4.0
   2. Micro-Code Update for FC-PGA Celeron


AV61S217 (beta)
   2. Fix minor problem when PS/2 mouse is disconnected