Lenovo IdeaPad Y650 - Manual (Page 54)

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Chapter 4. Troubleshooting
The screen is unreadable or distorted.
Make sure that:
ƒ The display device driver is installed correctly.
ƒ The screen resolution and color quality are correctly set.
ƒ The monitor type is correct.
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.
A message, “Unable to create overlay window,” appears when you
try to start DVD playback.
-or-
You get poor or no playback of video, DVD or game applications.
Do either of the following:
ƒ If you are using 32-bit color mode, change the color depth to 16-bit
mode.
ƒ If you are using a desktop resolution over the optimum, reduce the
desktop size and the color depth.
Y650 User Guide V1.0_en.book Page 46 Tuesday, December 16, 2008 2:59 PM