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AST RESEARCH, INC. TECHNICAL BULLETIN TB-0326       10-29-87


                       AST-3780/NCR PC6


The AST-3780 Product will fail to operate in the NCR PC6
computer running an 8 MHz clock.  If the PC6 clock speed is
lowered to 4.77 MHz then the product operates correctly.

The AST-3780 product will operate correctly at 4, 6, 8, and 10
MHz.  The problem is in the NCR PC6 clocking scheme.  No
further information is available at this time.