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Cannot see picture images.
Screen and
External
Source
Poor color.
Images are not clear.
Strange noise.
An operating LED is lit up.
Lines appear on screen.
No external device screen is displayed.
Only a blue screen appears.
Screen appears in black and white or in an
odd color or screen is too dark or bright.
5-1
Symptoms
Troubleshooting
Be sure that the power cord of the projector is connected.
Be sure that the proper input source is selected.
Check that the connectors are properly connected to the ports
at the back of the projector.
Check the Remote Control batteries.
Be sure that the <Color> and<Brightness> settings are not at
their lower limit.
Adjust the <Tint> and <Contrast>.
Adjust the focus.
Check if the projector is too far from or too near to the screen.
If a strange sound continues, contact our service center.
Refer to Corrective Actions According to LED Indications(3-4).
On screen noise may occur when using your PC. Adjust the
frequency (refresh rate) of the screen.
Check the operating status for the external device and check
whether the adjustable menu items, such as <Brightness> and
<Contrast> have been changed correctly in the <Mode> com-
mand screen of the Projector menu.
Be sure to connect the external devices properly. Check the
connection cables again.
As mentioned above, check the adjustable items such as
<Brightness>, <Contrast>, or <Color> in the menu.
If you want to restore various settings to their factory defaults,
run <Factory Default> from the menu.
Troubleshooting
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