Benq W20000 Benutzerhandbuch
48
Additional information
Eng
lish
lish
Troubleshooting
Problem
Cause
Remedy
The projector does not
turn on.
turn on.
There is no power from the power
cable.
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.
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.
(See page 19)
The power switch is not in the on
position.
position.
Put the power switch in the on position.
(See
page 19)
Attempting to turn the projector on
again during the cooling process.
again during the cooling process.
Wait until the cooling down process has
completed.
completed.
The lamp cover is not securely
attached.
attached.
Correctly attach the lamp cover.
(See page 44)
No picture.
The video source is not turned on or
connected correctly.
connected correctly.
Turn the video source on and check that the
signal cable is connected correctly.
signal cable is connected correctly.
(See page
16)
The projector is not correctly
connected to the input source device.
connected to the input source device.
Check the connection.
(See page 16)
The input signal has not been
correctly selected.
correctly selected.
Select the correct input signal with the Source
buttons on the remote control or SOURCE on
the projector.
buttons on the remote control or SOURCE on
the projector.
(See page 19)
Image is unstable.
The connection cables are not securely
connected to the projector or the
signal source.
connected to the projector or the
signal source.
Correctly connect the cables to the
appropriate terminals.
appropriate terminals.
(See page 16)
Picture is blurred.
The projection lens is not correctly
focused.
focused.
Adjust the focus of the lens using the focus
ring.
ring.
(See page 20)
The projector and the screen are not
aligned properly.
aligned properly.
Adjust the projection angle and direction as
well as the height of this unit if necessary.
well as the height of this unit if necessary.
(See
page 23)
Remote control does
not work correctly
not work correctly
The batteries are out of power.
Replace both of the batteries with new ones.
(See page 6)
There is an obstacle between the
remote control and the projector.
remote control and the projector.
Remove the obstacle.
(See page 6)
You are too far away from the
projector.
projector.
Stand within 8 meters (26.2 feet) of the
projector.
projector.
(See page 6)
W20000-en.book Page 48 Monday, October 22, 2007 3:35 PM