Screen Corruption on Dell Laptops Using Cirrus Video

Last reviewed: August 13, 1997
Article ID: Q159073

The information in this article applies to:

Microsoft Windows NT Workstation version 4.0
Microsoft Windows NT Server version 4.0

SYMPTOMS

On Dell portable computer systems that use the Cirrus video chipset, screen corruption can occur. Two horizontal bands appear on the LCD display. This corruption does not occur if viewed on a secondary monitor.

WORKAROUND

Two files, Cirrus.sys and Cirrus.dll, contained in Windows NT 4.0 Service Pack 2 and later correct the screen corruption problem.

STATUS

Microsoft has confirmed this to be a problem in Windows NT version 4.00. This problem has been corrected in the latest U.S. Service Pack for Windows NT version 4.00. For information on obtaining the Service Pack, query on the following word in the Microsoft Knowledge Base (without the spaces):

   S E R V P A C K

Additional query words: fuzzy portable prodnt laptop dell latitude
XP
Keywords : kbbug4.00 kbfix4.00.sp2 ntdriver NTSrvWkst kbdisplay kbhw kbsetup
Version : 4.0
Platform : winnt

THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY.

Last reviewed: August 13, 1997
© 1998 Microsoft Corporation. All rights reserved. Terms of Use.