Lenovo 3000 V200 - Manual (Page 29)

Problem: The screen is unreadable or distorted.
Solution: Make sure that:
v The display device driver is installed correctly.
v The screen resolution and color quality are correctly set.
v The monitor type is correct.
To check these settings, do as follows:
1. Right-click on the desktop, and click Personalize .
2. Click Display Settings and check whether the screen resolution
and color quality are correctly set.
3. Click Advanced Settings .
4. Click the Adapter tab.
5. 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.
6. 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.
7. Click the Monitor tab.
8. Make sure the information is 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.
Problem: Incorrect characters appear on the screen.
Solution: Did you install the operating system or application program
correctly? If they are installed and configured correctly, have the
computer serviced.
Problem: Missing, discolored, or bright dots appear on the screen every time
you turn on your computer.
Solution: This is an intrinsic characteristic of the TFT technology. Your
computer’s display contains multiple thin-film transistors (TFTs). A
small number of missing, discolored, or bright dots on the screen
might exist all the time.
Solving computer problems
Chapter 3. Solving computer problems 19