    AST RESEARCH, INC.         TECHNICAL BULLETIN #0722                  11-01-91

                                  ADVANCED FASTRAM

    PROBLEM:       Several customers have reported being unable to use the
                   Advanced FastRam board.  The failure has been isolated to a
                   Improperly programmed smart switch device on the FastRam card
                   (IC U65 107000-642).

    SYMPTOM:       The Advanced FastRam is not being seen by the FastRam
                   software.  The machine boots, but the I/O and starting address
                   is not recognized by the Configuration Utility software
                   (910314-301 revision A).

    AFFECTED
    SYSTEMS:       Advanced FastRam card with the following part number:

                   202253-001 or 500565-001

    SOLUTION:      Any customers reporting this problem should contact their
                   local AST Service Center to have the defective IC,
                   (107000-642B) replaced.