Mainboard model name: P2B-F BIOS filename: BX2F109B.AWD BIOS date: 1999/05/10 Fixes in this BIOS: • Microcode update for P3 550 CPU upgraded to revision 005. • Fix for serial port failure running Windows 2000. • Added keyboard wakeup item with three choices of key combinations for models with W977 IO chip. • Fix for CPU clock detection error when speed > 512MHz. • Upgraded L2 cache reference code to Revision 3.4. • Added microcode update support for PIII C0 stepping. (550MHz part)