index.txt of /desktop/mainboard/s57m/bios/ ec41e0.exe - Bios R01-E0 for Acer Power SX SIS630 Chipset 11.00 ec42c0.exe - Bios R02-c0 for Acer Power SX SIS630E Chipset 11.00 ec4bo.zip - Bios R03-B0 for Acer Power SX SIS630E Chipset 03.01 bc43c2.bin - Bios R03-C2 for Acer Power SX SIS630E Chipset 05.01