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Chapter 4 Troubleshooting
If a problem still remains after applying the suggested remedies, contact your local dealer.
• No-picture problems → See No.1 - No.2.
• Imaging problems → See No.3 - No.11.
• Other problems → See No.12 - No.13.
• Touch panel problems → See No.14 - No.17.
Problems
1.
No picture
• Power indicator does not light.
• Power indicator is lighting blue.
• Power indicator is lighting orange.
2.
The message below appears.
• This message appears when no signal is input.
• The message below shows that the input signal is
out of the specifi ed frequency range. (Such signal
frequency is displayed in red.)
Example:
3.
Display position is incorrect.
4.
Vertical bars appear on the screen or a part of the
image is fl ickering.
5.
Whole screen is fl ickering or blurring.
6.
Characters are blurred.
7.
The screen is too bright or too dark.
Possible cause and remedy
• Check whether the power cord is connected correctly.
• Press
.
• Check <Gain> setting.
• Switch the input signal with
• Operate the mouse or keyboard.
• Turn on the PC.
This message appears when the signal is not input
correctly even when the monitor functions properly.
• The message shown left may appear, because some
PCs do not output the signal soon after power-on.
• Check whether the PC is turned on.
• Check whether the signal cable is connected properly.
• Switch the input signal with
• Select an appropriate display mode using the graphics
board's utility software. Refer to the manual of the
graphics board for details.
• Adjust image position so that it is displayed properly
within the display area using the <Hor.Position> and
<Ver.Position> adjustment.
• If the problem persists, use the graphics board's utility
software if available to change the display position.
• Adjust using <Clock>.
• Adjust using <Phase>.
• Adjust using <Smoothing>.
• Adjust <Brightness>. (The LCD monitor backlight has a
fi xed life span. When the screen becomes dark or begins
to fl icker, contact your local dealer.)
Chapter 4 Troubleshooting
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