ViewSonic PJD2121 PJD2121 User Guide (English) - Page 26

Troubleshooting ¾ The projector does not turn on. Cause There is no power from the power cord. Remedy Plug the power cord into the AC inlet on the projector, and plug the power cord into the power outlet. Attempting to turn the projector on again during the cooling process. Wait until the cooling down process has completed. ¾ No picture Cause Remedy The video source is not turned on or Turn the video source on and check that the signal connected correctly. cable is connected correctly. The projector is not correctly connected to the input signal device. Check the connection. The input signal has not been Select the correct input signal with the SOURCE key correctly selected. on the projector or remote control. The lens cover is still closed. Open the lens cover. ¾ Blurred image Cause Remedy The projection lens is not correctly Adjust the focus of the lens using the focus ring. focused. The projector and the screen are not Adjust the projection angle and direction as well as aligned properly. the height of the projector if necessary. The lens cover is still closed. Open the lens cover. ¾ 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. Remedy Replace the battery with a new one. Remove the obstacle. Stand within 6 meters of the projector. 21 ViewSonic PJD2121