Lenovo 3000 G230 manual Troubleshooting Incorrect characters appear on the screen

Lenovo G230 UG V1.0_en.book Page 54 Monday, July 28, 2008 7:29 PM

Chapter 4. Troubleshooting

Incorrect characters appear on the screen.

Did you install the operating system or application program correctly? If they are installed and configured correctly, have the computer serviced.

Missing, discolored, or bright dots appear on the screen every time you turn on your computer.

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.

A message, “Unable to create overlay window,” appears when you try to start DVD playback.

-or-

You get poor or no playback while running video playback, DVD playback, or game applications.

Do either of the following:

ƒIf you are using 32-bit color mode, change the color depth to 16-bit mode.

ƒIf you are using a desktop size of 1920×1200 or larger, reduce the desktop size and the color depth.

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