Toshiba 8100 User Manual page 247

If you are using the built-in screen, try changing the display
priority to make sure it is not set for an external monitor. To do
this, press
Fn
If you are using an external monitor:
❖
Check that the monitor is turned on.
❖
Check that the monitor's power cable is firmly plugged into a
working electrical outlet.
❖
Check that the cable connecting the external monitor to the
computer is firmly attached.
❖
Try adjusting the contrast and brightness controls on the
external monitor.
❖
Press
Fn
priority is not set for the built-in LCD screen.
The built-in screen flickers.
Some flickering is a normal result of the way the screen produces
colors. To reduce the amount of flickering, try using fewer colors.
Windows displays a message that there is a problem with
your display settings and that the adapter type is incorrect or
the current settings don't work with your hardware.
Reduce the size of the color palette to one that is supported by the
computer's internal display.
The display is set to a simultaneous display mode (LCD/CRT
or LCD/TV) and the external display device doesn't work.
Make sure the resolution of the external display device and the
internal display match. For example, if the external device is only
capable of displaying resolutions up to 800 x 600, you'll need to
change the resolution of the internal display to 800 x 600.
Fixing device-related problems
and simultaneously.
F5
and simultaneously to make sure that the display
F5
Troubleshooting Guide
Part II: Technical Reference
221