    AST RESEARCH, INC.         TECHNICAL BULLETIN #0676                  05-02-91

                         PREMIUM/386-C SERIAL PORT CONFLICT

    When using the Premium/386-C BIOS version 3.01 and Hayes modem or IBM
    serial/parallel card, the following conflict error my occur at boot time:

                   "On-board serial port in conflict with Add-on expansion card".

    Customers experiencing the above error should obtain a copy of the BIOS
    release 2.30 kit number 500702-001 to resolve this problem.