eMachines EL1320 Guia Do Utilizador

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Chapter 3: Troubleshooting
38
Make sure that the monitor cable is 
connected to the video port on the back 
of your computer.
Check the cable for bent or damaged 
pins.
Reinstall the device driver.
Connect a monitor that you know works 
to your computer.
The color is not uniform
Make sure that the monitor warms up for 
at least 30 minutes before making a final 
judgment about color uniformity.
The text on the display is dim or difficult to 
read
Adjust the brightness and contrast 
controls.
Change the display settings. For more 
information.
For more information about display types, see 
your monitor and video card documentation.
Mouse
The mouse does not work
Make sure that the mouse cable is 
plugged in correctly.
Shut down and restart your computer.
Remove all extension cables and switch 
boxes.
Try a mouse you know is working to 
make sure that the mouse port works.
Help
For more information about changing the screen resolution, 
click Start, then click Help and Support. Type screen resolution in the 
Search 
box, then press E
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MU0000000_eM_ENG_V09A3.book  Page 38  Wednesday, August 19, 2009  5:06 PM