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 by pressing the Fn+F7 hot key.
!
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 settings in Display 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.
Resolution cannot be adjusted to desired setting.
!
Make sure that the video driver is installed correctly.
6-5
Troubleshooting
Содержание L-19 series
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