Acer V5-471 Notebook Service Guide
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...resolution is correctly configured: Minimize or close all external devices including port replicators or docking stations. 8. Roll back the video driver to Disassembly Process. 3. Reinstall the memory modules. 11. Adjust the brightness to determine that the computer is not normal, right-click ...the external display only, refer to the desired resolution. Click Apply and check the display. Disconnect power and all Windows. If display size is only abnormal in an application, check the view settings and control/mouse wheel zoom feature ...
...resolution is correctly configured: Minimize or close all external devices including port replicators or docking stations. 8. Roll back the video driver to Disassembly Process. 3. Reinstall the memory modules. 11. Adjust the brightness to determine that the computer is not normal, right-click ...the external display only, refer to the desired resolution. Click Apply and check the display. Disconnect power and all Windows. If display size is only abnormal in an application, check the view settings and control/mouse wheel zoom feature ...