This article was previously published under Q132779
This article has been archived. It is offered "as is" and will no longer be updated.
When you are using a computer with a Western Digital 90C24A controller, youmay see a horizontal strip running across the screen if you open a full-screen MS-DOS session and then press CTRL+ESC to switch back to the Windows95 graphic user interface (GUI). When this occurs, moving the mouse maymove the strip on the screen. The strip may contain garbled characters.
This problem may occur because of a timing issue related to the WesternDigital 90C24A controller.
To correct this problem, use either of the following methods:
Click the Start button, point to Settings, then click Control Panel.
Double-click the System icon.
On the Performance tab, click Graphics.
Move the Hardware Acceleration slider one notch to the left.
Click the Start button, then click Run.
In the Open box, type system.ini and then click OK.
Add the following line to the [Display] section of the file:
On the File menu, click Save.
On the File menu, click Exit.
Restart your computer.
This problem has been observed on the following computers:
IBM ThinkPad with Western Digital chip sets (755xxx, 750, 360)