4.Power on your source (computer, PC Companion, or VCR, etc.) and launch the software application being used to display images on the projection screen. If applicable, press the Function key on the computer designated for external display.
✎If there is a long delay between the time the startup screen displays and the time the presentation software is launched, the lamp may shut off and the projector will automatically go into standby mode. If this happens, press the Standby button 3 to power on the lamp.