Video Graphics Array (VGA) Connector


A Video Graphics Array (VGA) Connector is a type of cable used to transfer video signals. It was standard for many years on video cards, monitors, and projectors. It features a three-row, 15-pin connector on both ends and provides an analog connection.


Video Graphics Array – /ˈviːdi.oʊ ˈɡræfɪks əˈreɪ/ (VGA) Connector – /viː dʒiː eɪ kəˈnɛktər/

Key Takeaways

VGA Connector is an analog computer display standard. This means it does not handle digital videos, limiting itself only to indicate a maximum picture quality in pixels. The connector commonly has 15 pins arranged in three rows.

It was typically used to connect computers with monitors, but nowadays it is gradually being replaced by HDMI and DisplayPort connections among others.Despite its older technology status, VGA is still widely used due to its compatibility with many older systems.

This provides a cheap and efficient way to connect devices, especially in environments where the highest video quality is not needed.


The Video Graphics Array (VGA) Connector is an important technology term because it refers to a specific type of cable used for transmitting video signals. This connector, introduced by IBM in 1987, played a major role in the development of video display technology. VGA became the industry standard for display resolution, allowing a maximum of 640×480 pixels. It remains prevalent for various purposes, particularly for enabling connection between computers and their display monitors.

Despite newer connections types such as HDMI and DisplayPort, VGA connectors are still widely used due to their analog signal transmission which can provide superior image quality under certain conditions. Thus, understanding the term VGA Connector is crucial in grasping the evolution and functionality of video display technology.


Video Graphics Array (VGA) Connector is a device used to establish a link between a video source and a display device, typically computers and their monitors or projectors. The primary purpose of a VGA connector is to transmit analog video signals and provide high-definition image quality. It facilitates the transfer of data in the form of images and videos from the computing device to the display source, enabling the viewing and processing of information graphically.VGA connectors come in handy in a variety of situations that require the exhibition of visual data. Presentations in professional settings, for instance, often employ projectors hooked up to laptops via VGA connectors to display slideshows and videos on larger screens. And in home entertainment setups, a VGA connector might be used to connect and transmit video data from a desktop computer to a large-screen television. Beyond these applications, VGA connectors are also used in many other scenarios where conversion of a video signal from a computer to a secondary display is necessary.


1. Computer Monitors: One of the most common uses for VGA connectors is in computer monitors. Many older monitors utilized VGA connectors to link the monitor with the computer’s graphics card. These connectors support analog signals which can be converted into a display format.

2. Projectors: VGA connectors are also widely utilized in projectors. This makes it possible to connect a computer or laptop to a projector and display the screen’s content at a larger scale. This is useful in settings like classrooms, meetings, or presentations.

3. Televisions: Some older models of televisions also have VGA connectors. This allows them to be connected to a computer and function as a large monitor, which can be beneficial for viewing videos, slideshows, or images. This is now almost obsolete, with newer televisions offering HDMI connectors which offer better quality digital transmission.

Frequently Asked Questions(FAQ)

Q: What is a Video Graphics Array (VGA) Connector?

A: The VGA connector is a type of cable used to transmit analog video signals from a computer or other video source to a display, such as a computer monitor or TV. VGA connectors are typically distinguished by their blue-colored heads and feature 15-pins arranged in three rows.

Q: What devices typically use VGA connectors?

A: VGA connectors are typically used on older PCs, projectors, and monitors. Many TVs also feature VGA connectors to allow for computer connectivity.

Q: How do I use a VGA Connector?

A: To use a VGA connector, simply plug it into the VGA port on your device and secure it using the small screws on the side of the connector.

Q: What is the quality of VGA signals?

A: VGA connectors transmit an analog signal and support a maximum resolution of approximately 640×480 pixels, although many devices can support higher resolutions using a VGA connection.

Q: Can a VGA connector transmit audio signals as well?

A: No, a VGA connector is strictly a video interface. Audio signals would require separate cabling.

Q: Can VGA connectors be used with newer devices?

A: While the VGA connector is an older technology, adaptors are available to convert VGA signals to other formats, such as DVI or HDMI, which are used by most newer devices.

Q: What do I do if my VGA connector is not working?

A: If your VGA connector is not working, try disconnecting and reconnecting it, making sure the connector is firmly seated in the VGA port. If it still does not work, the cable may be damaged and need replacing.

Q: How can I tell if my device has a VGA port?

A: VGA ports are typically blue and have 15 holes arranged in three rows of five. They may also be labeled “VGA” on the device itself.

Related Tech Terms

  • Display Resolution
  • Analog Signal
  • DB-15 Connector
  • Pixel Display
  • Color Depth

Sources for More Information


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