8-4 Troubleshooting
Make sure that the other device is not in “Hidden” mode.
Make sure that both devices are compatible.
Display Problems
Nothing appears on the screen.
During operation, the screen may automatically turn off as a result of power
management. Press any key to see if the screen comes back.
The brightness level might be too low. Increase brightness.
The display output might be set to an external device. To switch the display
back to the LCD, press the Fn+F5 hot key or change the display through the
Display Settings Properties.
The characters on the screen are dim.
Adjust the brightness and/or contrast.
Bad dots appear on the display at all times.
A small number of missing, discolored, or bright dots on the screen are an intrinsic
characteristic of TFT LCD technology. It is not regarded as a LCD defect.
The external monitor displays nothing.
Make sure that the monitor is turned on.
Make sure that the monitor’s signal cable is properly connected.
Switch the display to the monitor by pressing the Fn+F5 hot key or change the
display through the Display Settings Properties.
Simultaneous display/multi-display does not work.
Make sure that you turn on the external monitor before turning on the computer.
Press the Fn+F5 hot key to toggle through the display options or change the
Display Settings Properties in Windows.