BenQ Joybee GP1 GP1 User Manual - Page 54

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. Blurred image Cause The projection lens is not correctly focused. The projector and the screen are not aligned properly. Remote control does not work Cause The battery is 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 AC adapter into the DC IN socket on the projector, plug the power cord into the AC inlet on the AC adapter, 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. Remedy Adjust the focus of the lens using the focus ring. Adjust the projection angle and direction as well as the height of the unit if necessary. Remedy Replace the battery with new one. Remove the obstacle. Stand within 7 meters (23 feet) of the projector. Remedy Please see "Entering the password recall procedure" on page 24 for details. 54 Troubleshooting