Troubleshooting
62
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 59 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 59 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 59 to select a
supported resolution and try again.
• Use the
Auto Adjustment
function (See Adjust Screen on page 37) 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.
The remote control does not
work
• 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.
