Projector:
Device that uses light and lenses to take an image and project a magnified image onto a larger screen or wall.
Common type of projectors used today is video projector.
HDMI connector:
High Definition Multimedia Interface.
Connection for audio/video devices.
DVI:
Digital Visual Interface.
Transmits a digital signal and mostly compatible with HDMI.
How does a projector gets input:
Projectors use either an HDMI or VGA cable from a computer as their input source.
VGA connector:
Video graphics array is a 3 row 15-pin DE-connector.
Can see two sides cables.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi14xs3dOVN0j1AGYqRJ_GnbVdY_0grXuMzB6-40T1xN1k3twIJyjjnYYHPLeKxiT2YD7Kv3vdUFZeRj3zggdyl6tUB0DFPTItAp3ZjMImj2W-90pNvwAP_3UVagTZB2DIfVAxmKE3MjZs/s640/download.jpg)
Connect one side of the cable to the projector.
Connect another side of the cable to the CPU.
In menu option we can find settings.
Image is reversed.
Keystone default:
Horizontal and Vertical:
Blur:
Computer duplicate display or second screen setting:
Now, want to connect the projector image on another desktop for that in projection image right click on it and select screen resolution and change settings.