BIOS Revision History

Bios name

Remarks
AK31S2E8 Date code: 09/13/2001   checksum: 21EEh
Initial Bios for AK31 V3.1
AK31S2E9 Date code: 09/26/2001   checksum: EF55h
Support Athlon XP CPU
AK31S2EA Date code: 11/30/2001   checksum: 1500
Patch nVidia Geforce 3 VGA driver issue when AGP aperture size select 64M.
AK31S2EC

Date code: 12/06/2001   checksum: 1D00
1. Add full_screen_logo function

2. CPU clock is 100MHz if load optimized defaults.

AK31S2EE

Date code: 12/19/2001   checksum: 9A00
1. Fixed "SmallSun" USB keyboard caused system to hang up.

2. Fixed 3% system auto on after clear cmos and plug back power cord

3. EPA Logo default enabled
AK31S2EF

Date code: 01/04/2002    checksum: 4B00

Support AthlonXP 2000+