Type of Connectors Used in a Laptop



Connections can be found on most electronic devices; Laptops come with a variety of these components. A better understanding of connections on a laptop can increase efficiency and ease of use.

USB ports

Connecting a portable USB disk or external hard drive through a USB port is no longer a big problem. Anyone with a laptop will be familiar with the USB ports; However, they may not know the different variants in the market, such as USB 1.0, USB 2.0 and USB 3.0. These are classified according to the power of speed and efficiency.

While USB 1.0 is the slowest, USB 3.0 can give you the fastest data transfer speed. The USB 1.0 and 2.0 ports are very similar and easy to identify. They have a rectangular metal interface with four brass connection pins. USB 3.0 is a newer version and offers a very high speed; Although they have a similar shape, they have nine connection pins. USB 1.0 and 2.0 ports can be exchanged, while USB 3.0 can only be used on devices specified for this type of port.

audio connection

Audio connections are another common result in laptops. Previously, laptops had a phono connector that offered mono sound. This has been improved on two phonos that deliver stereo sounds. Nowadays, only one stereo connector with a microphone input is used. These connectors are used to transmit incoming and outgoing audio signals and are easily recognized by their small circular shape.

The HDMI connections

The latest laptop models are equipped with the HDMI (High Definition Multimedia Interface) connector that allows you to connect to a modern HDTV for video transmission. HDMI connections have largely replaced the VGA output used in older laptops to transmit video signals to larger monitors or televisions. These HDMI connectors have two rows, one with nine pins and the other with ten pins, for a total of nineteen pins.
Network connections


In addition to these ports, the RJ45 port is available for network connection. It comes with a square design and eight brass pins. The cable is held by a plug in the plug.
Type of Connectors Used in a Laptop Type of Connectors Used in a Laptop Reviewed by IIS Daily on June 19, 2018 Rating: 5

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