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Troubleshooting - Acer AC 711 User Manual

Acer 17" monitor user manual ac 711
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Troubleshooting

Please refer to the following solutions for the failure symptoms that occur the most frequent. If the
symptom remains after trying these suggested solutions, please contact your local authorized service
center.
Problem: Power LED is not lit when monitor is powered on.
@
Check to make sure that the power cord is connected properly.
@
Make sure that the extension cord or the surge protector is turned on if the monitor is plugged
into a power extension cord or a surge protector.
Problem: No display appears on screen.
@
Make sure that the computer switch is in the "On" position.
@
Make sure that the video cable's D-shaped connector is properly connected to the video
adapter port on the back of the PC.
@
Check to make sure that the brightness and contrast controls are not turned to their dimmest
position.
Problem: Display image is either flickering or unstable.
@
Make sure that the video cable's D-shaped connector is connected properly to the video
adapter port on the back of the PC.
Problem: Image is bouncing or in a wave pattern.
@
Move any electrical devices that can cause interference away from the monitor.
(Note: Please refers to the FCC statement at the beginning of the manual for more details on
display interference.)
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