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Installation and Connection
Symptom
Cannot turn the power on.
The screen is distorted or
displayed in a trapezoid shape.
Cannot select an external
device.
Screen and External Device
Symptom
A blank screen is displayed.
The color is abnormal
The picture is dim.
A strange sound is generated by the
product.
Lines appear on the screen.
The external device screen is not
displayed.
Only a blue screen appears.
The screen is displayed in black and
white or the color is abnormal. / The
screen is too dim or too bright.
When using the adaptor : Check the connectivity of the power to the projector.
When using the battery : Check the connection status of the battery and the
projector, and the remaining battery charge.
Install the projector so that the beam from the projector is perpendicular to the
screen.
Check if the external device connector (video cable) is properly connected to the
corresponding port and check the connectivity. If the cable is not properly
connected, you would not be able to select the external source.
Check the power connection of the projector.
Check if the input selection is correct.
Check if the projector cable is properly connected.
Check if "Brightness" is set to the minimum level.
Check if the "brightness" is set to the minimum by selecting Menu > Picture >
Custom Picture > Brightness.
Check if the external device is operating and check the video output settings.
Adjust the contrast by selecting Menu > Picture > Custom Picture > Contrast.
Select Menu > Picture > Custom Picture > Contrast and check if the
value is normal.
Focus the lens.
Check if the projection distance is too far or too close.
If the sound continues, contact a Service Center, as this might be happening due
to a defective part.
There may be distortion when using a computer.
Select Menu > Setup > PC > Coarse Settings and adjust the display frequency.
Check if the external device is operating properly and then check if the
"Brightness" or "Contrast" settings have been changed by selecting Menu > Picture
> Custom Picture from the projector menu.
Check the connectivity between the external device and other connections.
As described above, check the "Brightness" or "Contrast" of the Menu Settings.
To initialize the settings of the projector to the factory defaults, select "Factory
Default" from the menu.
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The Checklist before reporting a problem
Solution
Solution
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