Lenovo ThinkPad Edge E125 (English) User Guide - Page 146
Solution, Problem, Personalize, Display, Change display settings, Advanced Settings, Adapter
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Solution: Do the following: - Press F6 to bring up the image. Note: If you use the F6 key to apply a presentation scheme, press F6 at least three times in three seconds, and the image is displayed on the computer screen. - If you are using the ac power adapter, or using the battery and the battery status indicator is on (is green), press F8 to make the screen brighter. - If the sleep (standby) status indicator is on (is green), press Fn to resume from the sleep (standby) mode. - If the problem persists, do the Solution in the problem below. Note: If your computer is a Windows 7 model, it does not support the presentation scheme. • Problem: The screen is unreadable or distorted. Solution: Make sure that: - The display device driver is installed correctly. - The screen resolution and color quality are correctly set. - The monitor type is correct. To check these settings, do as follows: For Windows 7: 1. Right-click on the desktop, and click Personalize. 2. Click Display at the left. 3. Select Change display settings. Check whether the screen resolution is correctly set. 4. Click Advanced Settings. 5. Click the Adapter tab. 6. Make sure that the correct device driver name is shown in the adapter information window. Note: The device driver name depends on the video chip that has been installed on your computer. 7. Click the Properties button. If you are prompted for an administrator password or confirmation, type the password or provide confirmation. Check the "Device status" box and make sure the device is working properly. If not, click the Troubleshoot button. Close the Properties window. 8. Click the Monitor tab. Check whether the color quality is correctly set, make sure other information is also correct. 9. Click the Properties button. If you are prompted for an administrator password or confirmation, type the password or provide confirmation. Check the "Device status" box and make sure the device is working properly. If not, click the Troubleshoot button. For Windows XP: 1. Right-click on the desktop, and click Properties to open the Display Properties window. 2. Click the Settings tab. 3. Check whether the screen resolution and color quality are correctly set. 4. Click Advanced. 5. Click the Adapter tab. 6. Make sure that the correct device driver name is shown in the adapter information window. Note: The device driver name depends on the video chip that has been installed on your computer. 130 User Guide