                                                             Last Revised
    AST RESEARCH, INC.        TECHNICAL BULLETIN # 1737          08/13/97

    TITLE:  Ascentia A and Memory Upgrade Issue

    ISSUE

       After changing the system configuration or adding memory, the
       following error message(s) may appear:

       Windows initializing device IOS: Windows protection error. IOS
       failed to Initialize, Please restart

       While initializing IOS: Windows protection error. You need to
       restart your computer.

       This issue may affect the following systems: 503150, 503151,
       503297, 503255, 503375, and 503377.

    BACKGROUND

       The file RMM.PDR, located in the Windows/System subdirectory,
       needs to be version 4.00.1112, dated 10 March 97 or later.

       File RMM2UPD.EXE contains the latest version of RMM.PDR for use
       in systems preloaded with OSR2.

    ACTION

       The solution is as follows:

       1. Download file RMM2UPD.EXE from any of AST's On-Line!
          services as follows:

          AST WWW Site:  http://www.ast.com
          AST On-Line! BBS*:  See IB0001.TXT
          CompuServe:  GO: ASTFORUM
          Prodigy:   JUMP: ASTSUPPORT

          * Refer to IB0001.TXT for a list of AST's
            international BBS numbers.

          To decompress this file, create a temporary directory
          on your hard drive, copy the downloaded file to that
          directory, and run the file.

       2. Double-click the file to automatically update your
          original RMM.PDR to the latest version. Follow the
          instructions on the screen.

    NOTES

       N/A

    TAN EPR 3752ao

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