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Troubleshooting
Problem
No video / image
No sound
The input content looks
strange.
The control panel
buttons do not work.
The remote control does
not work.
• Is the display turned on? Check the power status 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
on page 57
to select a supported resolution and try again.
• 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.
• Have you chosen an unsupported output resolution on
the computer? Refer to
on page 57
to select a supported resolution and try again.
• Use the Auto adjust function to let the display
automatically optimize the display of computer image or
manually adjust the H. Position, V position, Clock, and
Clock phase for the input image. Refer to
page 29
for more information.
Have you locked the control panel buttons? Unlock the
buttons and try again.
• Have you locked the remote control function? Unlock the
function and try again.
• Check for incorrect battery orientation.
• Check for dead batteries.
• Check your distance and angle from the display.
• Check whether remote control is properly being pointed
at the display's remote control sensor window.
• Check for any obstacle between the remote control and
the remote control sensor window.
• Check that the remote control sensor window is not
under strong fluorescent lighting, or in direct sunlight.
• Check for any devices (computer or personal digital
assistant, PDA) nearby that transmit infrared signals which
may cause interference to signal transmission between the
remote control and the display. Turn off the infrared
function of these devices.
Troubleshooting
Solution
Supported input signal resolution
Supported input signal resolution
59
Screen on
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