VGA port

• VGA port


  Short for Video Graphics Adapter or Video Graphics Array
• VGA

  • Popular display standard developed by IBM and introduced in 1987
  • Provides 640 x 480 resolution color display screens with a refresh rate of 60 Hz and 16 colors displayed at a time
  • If resolution is lowered to 320 x 200, 256 colors are shown
  • Utilizes analog signals, which means it's only capable of lower resolutions and a lower quality display on screens
• VGA connector


  Used for display devices and is used to connect a computer to a monitor, projector, or TV
• It is not uncommon to still find the VGA cable and connector with today's computers, monitor, projectors, and TVs
• The VGA connector is becoming obsolete and being replaced by the DVI, HDMI, DisplayPort cable and connector
• VGA connector

  • 15-pin VGA connector
• Functions of VGA connector pins

  • Each hole (pin) has its own function, as explained in the below chart