Acer Aspire 4339 4739 4739Z Notebook Series Service Guide
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...computer is discovered. 9. Connect an external monitor to the previous version if updated. 5. Start the computer. Roll back the video driver to the computer and switch between the internal display and the external display is by one until the failure point is not running .... Adjust the brightness to LCD Picture Failure. 7. Remove and reinstall the video driver. 6. Reseat the memory modules. 10. If desktop display resolution is faulty and should be replaced. Run the Windows Memory Diagnostic from the operating system DVD and follow the on the desktop and select...
...computer is discovered. 9. Connect an external monitor to the previous version if updated. 5. Start the computer. Roll back the video driver to the computer and switch between the internal display and the external display is by one until the failure point is not running .... Adjust the brightness to LCD Picture Failure. 7. Remove and reinstall the video driver. 6. Reseat the memory modules. 10. If desktop display resolution is faulty and should be replaced. Run the Windows Memory Diagnostic from the operating system DVD and follow the on the desktop and select...