Troubleshooting
55
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 page 44
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
Supported input
signal resolution on page 44
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 page 44
to select a supported resolution and try again.
• Use the
Auto Adjustment
function (
See Auto Adjustment
on page 36
) to let the display automatically optimize the
display of computer image.
• If the result of the
Auto Adjustment
function is not
satisfactory, use the
Clock Frequency
,
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 the
buttons and try again.
