Acer TravelMate P643-M and P643-V Notebook Service Guide
Page 180
Disconnect power and all Windows. If display size is only abnormal in an application, check...to the User Manual for instructions on adjusting the settings. Remove and reinstall the video driver. 6. Reseat the memory modules. 11. The same goes for 10 seconds. 4. Refer to Disassembly Process. 3. There are no red Xs or yellow ...resolution is faulty and should be replaced. If the POST or video appears on page 4-7. 7. Roll back the video driver to the "LCD Failure" section on the external display only, refer to the previous version if updated. 5. Check ...
Disconnect power and all Windows. If display size is only abnormal in an application, check...to the User Manual for instructions on adjusting the settings. Remove and reinstall the video driver. 6. Reseat the memory modules. 11. The same goes for 10 seconds. 4. Refer to Disassembly Process. 3. There are no red Xs or yellow ...resolution is faulty and should be replaced. If the POST or video appears on page 4-7. 7. Roll back the video driver to the "LCD Failure" section on the external display only, refer to the previous version if updated. 5. Check ...