Troubleshooting
67
Troubleshooting
Problem
Solution
No picture
Check the following:
•
Is the display turned on? Check the power indicator of the
display.
•
Is the signal source device turned on? Turn on the device
and try again.
•
Are there any loose cable connections? Make sure that all
cables are connected firmly.
•
Have you chosen an unsupported output resolution on the
computer? Refer to
Supported input signal resolution on
to select a supported resolution and try again.
•
Have you chosen an unsupported output resolution on the
DVD or Blu-ray disc player? Refer to
to select a supported resolution and
try again.
No sound
Check the following:
•
Have you turned on the mute function on the display or the
input source device? Turn off the mute function or increase
the audio volume level and try again.
•
Are there any loose cable connections? Make sure that all
cables are connected firmly.
The computer input image
looks strange
•
Have you chosen an unsupported output resolution on the
computer? Refer to
Supported input signal resolution on
to select a supported resolution and try again.
•
Use the Auto function (VGA only) to let the display
automatically optimize the display of computer image.
•
If the result of the Auto function is not satisfactory, use the
Phase, H Position and V Position functions to manually adjust
the image.
The control panel buttons
do not work
Have you locked the control panel buttons? Unlock
thebuttons and try again.
