English
Reference 41
Troubleshooting
There are many external influences and circumstances beyond the control of
BenQ which may be causing problems with your display. Some of the more
common and user fixable problems are listed below for your information.
Please check the following list before calling your nearest BenQ Customer
Service Center, and attempt the following steps to diagnose and fix the
problem yourself:
Symptoms
Possible causes
The display does not
turn ON
• Check that the power plug is securely inserted into both the
AC-IN socket on the display and the wall outlet, and that the
wall outlet is switched on (if switched).
• Check that the main power switch is turned on.
• Check that power is available from the power outlet by trying
another known working appliance (e.g. desk lamp) from that
same power outlet.
There is no picture or
sound
• Check that the display is turned on (The power indicator
should be green).
• Try a different input source to confirm if the symptom is still
present or whether the source is at fault.
• Check for mis-connection of cables for that input.
• Adjust the volume control to check that isn't turned down.
• Make sure that the Speaker Out option in the Audio menu is
not set to Off.
Improper screen
position or size
• Try selecting a different aspect ratio.
• Try a different input source to confirm if the symptom is still
present or whether the source is at fault.
The image appears
distorted
• Ensure the display's aspect ratio is correctly set to suit the
image source.
• Try a different input source to confirm if the symptom is still
present or whether the source is at fault.
"Not supported"
appears
The PC VGA output signal resolution is set too high. 1920 ×
1080 @ 60Hz is the highest acceptable PC timing.