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Chapter 6 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 (digital input) → See No.3 - No.8.
• Imaging problems (analog input) → See No.3 - No.12.
• Other problems → See No.13 - No.16.
Problems
1.
No picture
• Power indicator does not light.
• Power indicator lights blue.
• Power indicator lights orange.
2. The message below appears.
• This message appears when no signal is
input.
Example:
• The message shows that the input signal is
out of the specified frequency range. (Such
signal frequency is displayed in red.)
Example:
3. The screen is too bright or too dark.
Possible cause and remedy
• Check whether the power cord is connected correctly.
• Turn off the main power, and then turn it on again a few minutes
later.
• Turn the main power switch on.
• Press
.
• Set each adjusting value in [Brightness], [Contrast] and [Gain]
to higher level.
(page 22, page
• Switch the input signal with
• Operate the mouse or keyboard.
• Check whether the PC is turned on.
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
• Check whether the signal setting of your PC matches the
resolution and the vertical frequency settings for the monitor.
(refer to the Setup Manual "Setting Screen Resolution")
• Reboot the PC.
• Select an appropriate display mode using the graphics board's
utility. Refer to the manual of the graphics board for details.
fD : Dot Clock
(Displayed only when the digital signal inputs)
fH : Horizontal Frequency
fV : Vertical Frequency
• Adjust using [Brightness] or [Contrast]. (The LCD monitor
backlight has a fixed life span. When the screen becomes dark
or begins to flicker, contact your local dealer.)
24)
.
.
Chapter 6 Troubleshooting
37
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