============================================================================= AST RESEARCH, INC. TECHNICAL BULLETIN #0801 01-06-93 ============================================================================= BRAVO 486/33 AND PIXEL WORKS RA-1280 PROBLEM: When using the AST Bravo II 486/33 with the Pixel Works RA- 1280 graphics board installed, the diagnostic software bundled with the RA-1280 may hang when running board tests, requiring a cold boot to restart the system. CAUSE: The RA-1280 is a bus-mastering card that is not compatible with the Premium II, Premium CLEM, and Bravo II 486 series of computers. AFFECTED SYSTEMS: AST Premium II systems. AST Premium CLEM systems. AST Bravo II 486 systems. SOLUTION: AST Sustaining Engineering has determined that this problem will not be fixed. AST suggests using an alternate graphics adapter.