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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. (Page 19)
The power switch is not in the on
position.
Put the power switch in the on position.
(Page 19)
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. (Page 30)
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.
(Page 17)
The projector is not correctly
connected to the input source
device.
Check the connection. (Page 17)
The input signal has not been
correctly selected.
Select the correct input signal with the
Source buttons on the remote control or
SOURCE / ENTER on the projector. (Page
19)
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. (Page 17)
Picture is blurred.
The projection lens is not correctly
focused.
Adjust the focus of the lens using the focus
ring. (Page 20)
The projector and the screen are
not aligned properly.
Adjust the projection angle and direction as
well as the height of this unit if necessary.
(Page 20)
The lens cap is still attached to the
lens
Remove the lens cap. (Page 19)
Remote control
does not work
correctly
The batteries are out of power. Replace both of the batteries with new
ones. (Page 10)
There is an obstacle between the
remote control and the projector.
Remove the obstacle. (Page 12)
You are too far away from the
projector.
Stand within 8 meters (26.2 feet) of the
projector. (Page 12)
PE7700-e.book Page 33 Monday, January 10, 2005 11:20 AM