User Manual

8-6 Troubleshooting
I cannot end a Bluetooth connection.
l If another device is connected to your computer, you can either end
the connection using the other device or by deactivating Bluetooth.
Display Problems
Nothing appears on the screen.
l If the power-on indicator is not on, check the electrical outlet, the
plugs and power cords.
l If the power button does not respond to a light touch, press the button
firmly.
l If you are using battery power, make sure that it has a charge
remaining and that it is installed correctly.
l During operation, the screen may automatically turn off as a result of
power management. Press any key to see if the screen comes back.
l The brightness level might be too low. Increase brightness by pressing
Fn+F6.
l The display output might be set to an external device. To switch the
display back to the LCD, press Fn+F9, or change the display through
the settings in Display Properties.
l Try turning the computer off, wait for a few seconds, then turn it back
on.
The characters on the screen are dim.
l Adjust the brightness and/or contrast.
Bad dots appear on the display at all times.
l 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 Inspection Standard generally agreed
in the LCD industry allows a maximum of 8 bad dots on a unit.
Resolution cannot be adjusted to desired setting.
l Make sure that the device driver is installed correctly.