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54
Maintenance
Troubleshooting
Problem
Cause
Remedy
The projector does
not turn on.
There is no power from the power
cable.
Plug the power cable into the AC inlet on the
rear of the projector, and plug the power
cable into to the power outlet. If the power
outlet has a switch, make sure that it is
switched on.
Attempting to turn the projector on
again during the cooling process.
Wait until the cooling down process has
completed.
The lamp cover is not securely
attached.
Correctly attach the lamp cover.
No picture.
The video source is not turned on or
connected correctly.
Turn the video source on and check that the
signal cable is connected correctly.
The projector is not correctly
connected to the input source device.
Check the connection.
The input source has not been
correctly selected.
Select the correct source with the
SOURCE
key on the projector or remote control.
Image is unstable.
The connection cables are not
securely connected to the projector
or the signal source.
Correctly connect the cables to the
appropriate terminals.
Picture is blurred.
The projection lens is not correctly
focused.
Adjust the focus of the lens using the focus
ring.
The projector and the screen are not
aligned properly.
Adjust the projection angle and direction as
well as the height of this projector if
necessary.
The lens cover is still closed.
Remove the lens cover.
Remote control does
not work correctly.
The batteries are out of power.
Replace both of the batteries with new ones.
There is an obstacle between the
remote control and the projector.
Remove the obstacle.
You are too far away from the
projector.
Stand within 8 meters (26.2 feet) of the
projector.
3D content does not
display correctly
The 3D glasses are out of battery.
Recharge the 3D glasses.
The settings in the
3D
menu are not
set correctly.
Correctly set the settings in the
3D
menu.
Your Blu-ray Disc is not in 3D
format.
Use a 3D
Blu-ray Disc
and try again.
The input source has not been
correctly selected.
Select the correct source with the
SOURCE
key on the projector or remote control.