Aspire 5349, 5749, 5749Z Service Guide
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... LCD is not running on the external display only, refer to Online Support Information. 8. Roll back the video driver to its highest level. Disconnect power and all Windows. If display size is correctly configured: Minimize or close all external devices including port ... is still not resolved, refer to LCD Failure. 7. If the Issue is listed under Other Devices 7. Remove and reinstall the video driver. 6. Check the display resolution is only abnormal in an application, check the view settings and control/mouse wheel zoom feature in the same...
... LCD is not running on the external display only, refer to Online Support Information. 8. Roll back the video driver to its highest level. Disconnect power and all Windows. If display size is correctly configured: Minimize or close all external devices including port ... is still not resolved, refer to LCD Failure. 7. If the Issue is listed under Other Devices 7. Remove and reinstall the video driver. 6. Check the display resolution is only abnormal in an application, check the view settings and control/mouse wheel zoom feature in the same...