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    AST RESEARCH, INC.          TECHNICAL BULLETIN # 1266               7-26-95

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    BRAVO MS 4/66D PCI ADAPTER CARD WORKS ONLY IN CERTAIN PCI SLOTS

    PROBLEM

    Some PCI adapters may not work when installed in certain PCI slots on the
    Bravo MS 4/66D system.

    CAUSE

    PCI adapters that request an interrupt are not compatible with BIOS 2.07 or
    lower.

    SYSTEMS AFFECTED
    AST PART NUMBER AND DESCRIPTION

    501442-XXX      BRAVO MS 4/66D

    SOLUTION

    Upgrade the system BIOS to release 3.0 or higher.  To obtain BIOS 3.0
    (AST part number 905539-312) do one of the following:

    1. Contact AST Technical Support at (800) 727-1278.
    2. Download file 05539312.EXE from AST's BBS (817) 230-6850, in the "Systems"
       file area.  AST's BBS supports modem speeds up to 28.8k bps.  The above
       file will also be posted on:

    CompuServe
    Go ASTSUPPORT

    AST Worldwide Web Site
    http://www.ast.com

    For further information on the Bravo MS and Premmia MX Flash BIOS, see
    Software Bulletin 0174H in the SBS library of AST's BBS.