Lenovo ThinkPad E450, Руководство пользователя, Страница: 109 / 166

1. Connect the external monitor to the monitor connector, and then connect the monitor to an
electrical outlet.
2. Turn on the external monitor and the computer.
3. Right-click on the desktop, and click Screen resolution .
Note: If your computer cannot detect the external monitor, click the Detect button.
4. Click the icon for the desired monitor (the Monitor-2 icon is for the external monitor).
5. Click Advanced Settings .
6. Click the Monitor tab. Check the monitor information window to make sure that the monitor type
is correct. If it is, click OK to close the window; otherwise do the following.
7. If more than one monitor type is displayed, select Generic PnP Monitor or Generic Non-PnP
Monitor .
8. Click Properties . If you are prompted for an administrator password or confirmation, type the
password or provide confirmation.
9. Click the Driver tab.
10. Click Update Driver .
11. Click Browse my computer for driver software , and then click Let me pick from a list of
device drivers on my computer .
12. Clear the Show compatible hardware check box.
13. Select your monitor manufacturer and model.
14. After updating the driver, click Close .
15. Set Resolution .
Note: To change the color settings, select the Monitor tab, then set Colors .
16. Click OK .
• Problem : The screen is unreadable or distorted.
Solution : Make sure that:
– The monitor information is correct and the appropriate monitor type is selected. Refer to the solution
to the above problem.
– Make sure that an appropriate refresh rate is selected by doing the following:
1. Connect the external monitor to the monitor connector, and then connect the monitor to an
electrical outlet.
2. Turn on the external monitor and the computer.
3. Right-click on the desktop, and click Screen resolution .
Note: If your computer cannot detect the external monitor, click the Detect button.
4. Click the icon for the desired monitor (the Monitor-2 icon is for the external monitor).
5. Click Advanced Settings .
6. Click the Monitor tab.
7. Select the correct screen refresh rate.
• Problem : Wrong characters are displayed on the screen.
Solution : Did you follow the correct procedure when installing the operating system or program? If you
did, have the external monitor serviced.
Chapter 8
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Troubleshooting computer problems
93