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Screen corruption may be seen when running an OpenGL test - ThinkStation E30 and ThinkCentre M91, M91p, M81

Symptom

When you run OpenGL with the default setting or set to the following settings, you may find some letters cannot be seen completely or video corruption.

  1. Open OpenGL--> Rendering tests--> Intel(R) HD Graphic Family
    Format : float
    Frame buffer : FrameBufferObject
    Multisampling : 4
  2. Start the test.
  3. The screen may become corrupted.
Affected configurations

The above symptom is associated with, but not limited to, the following systems:

  • ThinkStation E30
  • ThinkCentre M71e, M91, M91P, M81

Applies To:

  • Microsoft Windows 7
  • Microsoft Windows Vista
  • Microsoft Windows XP Professional
  • Microsoft Windows XP Home Edition

The system chipset is the Intel Q67 or H61 Express chipset.

Fix

None. Do not replace any hardware for this issue.

Workaround

The OpenGL test will continue to run and pass. There is no functional impact to the video.


  • Alias ID:SF11-D0094
  • Document ID:HT037627
  • Last Updated :17/06/2014 22:35:30
  • (c) 2014 Lenovo