Q71740: AST 386 and Bus Mouse Ports

Article: Q71740
Product(s): Microsoft Windows 95.x Retail Product
Version(s): WINDOWS:3.0,3.0a
Operating System(s): 
Keyword(s): 
Last Modified: 14-NOV-1999

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The information in this article applies to:

- Microsoft Windows versions 3.0, 3.0a 
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SUMMARY
=======

AST Research, Inc. has updated Programmable Logic Array (PAL) chips available
that correct bus-card timing problems on AST 386 systems. The updated PAL chips
solve the problem of jumpy (or jerky) mouse movement in Microsoft Windows
version 3.0 when you use a bus-style mouse.

MORE INFORMATION
================

AST Research, Inc., 386 systems with motherboards numbered 202273 and 202356 may
need a PAL chip update to correct bus-card timing problems. The PAL revision
that needs replacement is 107101-557B. This number appears on the top of the
chip. It should be replaced with 107101-557C.

On motherboards numbered 202273, the chip location is socket U46. On motherboards
numbered 202356, the chip location is socket U74.

For more information regarding replacement of this chip, contact AST Research
technical support.

The products included here are manufactured by a vendor independent of Microsoft;
we make no warranty, implied or otherwise, regarding these product's performance
or reliability.

Additional query words: 3rdparty 3.0 3.00a 3.0a driver

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Keywords          :  
Technology        : kbWin3xSearch kbZNotKeyword3 kbWin300 kbWin300a
Version           : WINDOWS:3.0,3.0a

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