BenQ MS512H Operating Instructions Manual

Troubleshooting

The projector does not turn on.

Cause

There is no power from the power cord.

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

Remedy

Plug the power cord into the AC power jack 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.

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

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.

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

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.

Cause Remedy

The battery is out of power.

Replace the battery 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.

The password is incorrect

Cause

You do not remember the password.

Remedy

Please see

"Entering the password recall procedure" on page 22

for details.

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