============================================================================= AST RESEARCH, INC. TECHNICAL BULLETIN #0772 08-17-92 ============================================================================= BRAVO 386SX/16 SYSTEMS HANG ON DOS 5.0 INSTALLATION PROBLEM: AST DOS 5.0 hangs during installation when using keyboard part number 230098-001 revision E, E1 and G. The AST DOS 5.0 installation will complete using keyboard part number 230098-001 Revision D. AFFECTED SYSTEMS: Bravo 386SX/16 SOLUTION: If Revision E, E1 or G keyboards are being used, you must disable NUMLOCK in the CMOS setup before attempting to install AST DOS 5.0.