Troubleshooting - BenQ SP920 - XGA DLP Projector User Manual

Troubleshooting

The projector does not turn on.
Cause
There is no power from the power cable.
Attempting to turn the projector on again during
the cooling process.
No picture
Cause
The video source is not turned on or connected
correctly.
The projector is not correctly connected to the
input signal device.
The input signal has not been correctly selected.
The lens cover is still closed.
Blurred image
Cause
The projection lens is not correctly focused.
The projector and the screen are not aligned
properly.
The lens cover is still closed.
Remote control does not work
Cause
The batteries are out of power.
There is an obstacle between the remote control
and the projector.
You are too far away from the projector.
The password is incorrect
Cause
You do not remember the password.
Remedy
Plug the power cord into the AC inlet on the projector, and
plug the power cord into the power outlet. If the power
outlet has a switch, make sure that it is switched on.
Wait until the cooling down process has completed.
Remedy
Turn the video source on and check that the signal cable
is connected correctly.
Check the connection.
Select the correct input signal with the SOURCE key on
the projector or remote control.
Open the lens cover.
Remedy
Adjust the focus of the lens using the focus ring.
Adjust the projection angle and direction as well as the
height of the projector if necessary.
Open the lens cover.
Remedy
Replace the batteries with new ones.
Remove the obstacle.
Stand within 8 meters (26 feet) of the projector.
Remedy
Please see "Entering the password recall procedure" on
page 26 for details.
Troubleshooting 51