----- PCI/I-A486S ----- si4a0203.zip PCI/I-A486S (SiS 496/497 chipset) All in one M/B, BIOS ver. 0203. Note: 02xx BIOS can only support 497/496 B version chipset. 1. Add Intel DX4 L1 Write-back CPU Support. 2. Add IDE Prefetch Item in Chipset feature menu. 3. Fix Monochrome No display when used with PCI VGA. 4. Update NCR BIOS to 3.07.00. 5. Fix Mitsumi CD-ROM NT-Install Failed. 6. Fix Qlogic SCSI and Promise IDE Controller Init Failed. si4a0304.zip PCI/I-A486S (SiS 496/497 chipset) All in one M/B, BIOS ver. 0304. 12/05/95 1. This BIOS do not support A4 version chipset. 2. Support AMD X5 (5x86) CPU. 3. Support ESS0968 PnP card. 4. Support Cyrix M1sc (5x86) 133Mhz CPU. 5. Support NCR 860. 6. Fix Win 95 BatteryMeter present on taskbar. 7. Fix 64MB DRAM hang up problem. 8. Fix MS mouse driver 9.01 hang up problem when NO mouse attached. 9. Fix the floppy R/W problem when install the OPTi chipset PnP sound card. 10. Fix Diamond multimedia kit 8000 (OPTi) sound card hang up problem while installation.