    AST RESEARCH, INC.         TECHNICAL BULLETIN # 0952                  7-29-04

                         PREMMIA AND IBM EISA TOKEN RING ADAPTER

    PROBLEM:        After being connected to the network for over 25 minutes, the
                    system locks up with no error message.

    CAUSE:          There is a timing problem between IBM'S 16/4 EISA Bus Master
                    Token Ring card and AST Premmia Systems.

    SYSTEMS
    AFFECTED:           AST                                               REVISION
                    PART NUMBER        DESCRIPTION                          LEVEL
                    501126-XXX      PRM 4-33S/3 4 MB                         All
                    501127-XXX      PRM 4-33/3   4 MB                        All
                    501128-XXX      PRM 4-50D/3 8 MB                         All
                    501129-XXX      PRM 4-66SD/3 8 MB                        All

    SOLUTION:       Replace IBM P/N 63F0412 with IBM P/N 1051712.  For additional
                    information contact your local IBM dealer.