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Computer Connections

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Below is an overview of the most common ports that you will find on a home computer:-

 

Keyboard / Mouse

 

 

Name

 

 

Connector

 

 

Cable

 

Wired USB

ports_usb

cables_usb

Wireless USB

cables_usb_dongle

PS/2

 

Usually only found on older computers

ports_ps2

cables_ps2

 

Audio

 

 

Name

 

 

Connector

 

 

Cable

 

Audio Jacks

ports_audio_jacks

 

Green - Front Speakers

Pink - Microphone

 

Blue - Line In

 

Black - Rear Speakers

Yellow - Centre Speaker / Subwoofer

Grey - Side Speakers

cables_audio_jacks

Digital Audio Out

(Coaxial)

ports_audio_coaxial

cables_audio_coaxial

Digital Audio Out (Optical / S/PDIF)

ports_audio_optical

cables_audio_optical

 

Monitor / Display

 

 

Name

 

 

Connector

 

 

Cable

 

VGA

ports_vga

cables_vga

DVI

ports_dvi

cables_dvi

HDMI Standard

ports_hdmi

cables_hdmi

HDMI Mini

ports_hdmi_mini

cables_hdmi_mini

HDMI Micro

ports_hdmi_micro

cables_hdmi_micro

DisplayPort

ports_displayport

cables_displayport

Mini DisplayPort

ports_minidisplayport

cables_minidisplayport

 

Power

 

 

Notes

 

 

Connector

 

 

Cable

 

Standard UK

 

Often referred to as a kettle lead

ports_power_standard

cables_power_standard

Rectangular

 

Most often seen on Lenovo devices

ports_power_rectangular

cables_power_rectangular

Round

 

Most often seen on HP devices

ports_power_round

cables_power_round

 

USB

 

 

Name

 

 

Connector

 

 

Cable

 

USB 1.1 / 2.0

ports_usb2

cables_usb

USB 3.0

ports_usb3

Micro USB 2.0

ports_usb2micro

cables_usb2micro

Micro USB 3.0

ports_usb3micro

cables_usb3micro

USB Type C / Thunderbolt

ports_usbtypec

cables_usbtypec

 

Other

 

 

Name / Notes

 

 

Connector

 

 

Cable

 

Ethernet / Network

 

If you have a desktop computer and it is in same location as you internet / broadband router then using a cable is the most reliable connection method.

 

If you have a laptop or a desktop computer with wireless connection then you won't have this cable connected.

ports_ethernet

cables_ethernet

Firewire

 

Used for connecting some audio and video devices such as cameras.

ports_firewire

cables_firewire

Printer

 

They can either be connected using a USB cable (as shown), or they connect without needing a cable using wireless to your wireless internet / broadband router.  

 

Some business printers can also connect directly to a router using an Ethernet cable

Computer Connection

 

ports_usb2

 

Printer Connection

 

ports_printer

cables_printer

 

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