AST RESEARCH, INC. TECHNICAL BULLETIN #0820 03-12-93 ADVANTAGE! 486SX/20 AND WINDOWS CALCULATOR PROGRAM PROBLEM: When running Calculator from Windows 3.1 erroneous characters may appear in the Calculator display window (e.g. -1EQNAN). AFFECTED SYSTEMS: Advantage! 486/SX20 CAUSE: If CMOS is corrupted, Windows may think there is a math co- processor present when one is not. SOLUTION: Contact AST Product Support for instructions on problem resolution. *NOTE: This program will destroy all CMOS settings. AST recommends that the user writes down all CMOS information before attempting to run this program.