Benq Thermometer SP920P User Manual

  51

  Troubleshooting

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lish

Troubleshooting

The projector does not turn on.

No picture

Blurred image

Remote control does not work

The password is incorrect

There is no power from the power cable.

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.

Attempting to turn the projector on again during 
the cooling process.

Wait until the cooling down process has completed.

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 signal device.

Check the connection.

The input signal has not been correctly selected.

Select the correct input signal with the SOURCE key on 
the projector or remote control.

The lens cover is still closed.

Open the lens cover.

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 the projector if necessary.

The lens cover is still closed.

Open the lens cover.

The batteries are out of power.

Replace 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 feet) of the projector.

You do not remember the password.

Please see 

 for details.