AST RESEARCH, INC. TECHNICAL BULLETIN #0901 3-8-94 PREMMIA LX ADAPTER ERRORS PROBLEM: When UB diagnostics are run you will receive error 02 if the shadow is disabled. You will receive error FF if the shadow is enabled for the range of the adapter. CAUSE: The system (adapter) is not configured properly or is not installed. Possible HW problem on card. SYSTEMS AFFECTED: PREMMIA LX. SOLUTION: Enter the advanced CMOS setup and disable the cache.