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90
Troubleshooting Guide
9
9 Troubleshooting Guide
Screen issue
Issues Solutions
The power LED is off. The screen will not switch
on.
Check that the power cable is connected
properly.
(Refer to "2.2 Connecting and Using a PC")
The message Check Signal Cable appears. Check that the cable is properly connected to the
product.
(Refer to "2.2 Connecting and Using a PC")
Check that the device connected to the product is
powered on.
Not Optimum Mode is displayed. This message appears when the signal from the
graphics card exceeds the maximum resolution or
frequency for the product.
Change the maximum resolution and frequency to
suit the product performance, referring to
Standard Signal Mode Table (page 104).
The images on the screen look distorted. Check the cable connection to the product.
(Refer to "2.2 Connecting and Using a PC")
The screen is not clear. The screen is blurry. Adjust Coarse and Fine.
Remove any accessories (video extension cable,
etc.) and try again.
Set the resolution and frequency to the
recommended level.
The screen appears unstable and shaky. Check that the resolution and frequency for the
PC are within the range of resolution and
frequency compatible with the product.
Next, if required, change the settings, referring to
Standard Signal Mode Table (page 104) in this
manual and the INFORMATION menu on the
product.
There are shadows or ghost images left on the
screen.
The screen is too bright. The screen is too dark. Adjust Brightness and Contrast.
Screen color is inconsistent. Change the COLOR settings.
The colors on the screen have a shadow and are
distorted.
Change the COLOR settings.
White does not really look white. Change the COLOR settings.
There is no image on the screen and the power
LED blinks every 0.5 to 1 second.
The product is operating in power-saving mode.
Press any key on the keyboard or move the
mouse to return to normal operating mode.
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