No image on video projector

When connecting the video projector with the laptop, the latter does not display image to the video projector.
In fact, portable computer usually possess a key function which enable the video display :

To switch to the video, you should usually press the Fn + F10 keys (or other key function depending on the laptop model)


When pressing the key, the laptop should normally display :

• Screen only
• VGA output
• Screen + VGA output

To ensure that the video is sent to the video projector, it is advised to swtch to screen only before making any settings on video projector. Then you can switch to VGA output + screen function.

If the function key do not propel any image:

• First of all, verify that the cable for the video projector is well connected to the computer.
• Then restart your computer with the projector cable so that it detects the connection.