Press the Source Search button and wait a few seconds for an image to appear.
Turn on the connected computer or video source, and press its play button to begin your presentation, if necessary.
Check the connection from the projector to your video sources.
If you are projecting from a lpatop computer, make sure it is set up to display on an external monitor.
If necessary, turn the projector and the connected computer or video source off and then on again.
Displaying From a PC Laptop
If you see the No Signal message when you display from a PC laptop, you need to set up the laptop to display on an external monitor.
Hold down the laptop's Fn key and press the key labelled with a monitor icon or CRT/LCD. (See your laptop manual for details.) Wait a few seconds for an image to appear.
To display on both the laptop's monitor and the projector, try pressing the same keys again.
If the same image is not displayed by the laptio and projector, check the Windows Display utility to make sure the external monitor port is enabled. (See your computer or Windows manual for instructions.)
If necessary, check your video card settings and set the multiple display option to Clone.
Displaying From a Mac Laptop
If you see the No Signal message when you display from a Mac laptop, you need to set up the laptop for mirrored display. (See your laptop manual for details.)
Open the System Preferences utility and select Displays.
Select the VGA Display or Color LCD option, if necessary.