Notes: The following diagrams and data are for use in developing trial expert systems for educational purposes only and in no way is it suggested that this is an accurate listing of such a classification. Common External Computer Ports |
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DB25 Female25 pin sockets in 2 rowsUsually used for printer or Scanner connection |
DB25 Male25 pins in 2 rowsUsually used for connecting serial cables from devices like external modems |
DB9 Male9 pins in 2 rowsUsually used for connecting serial cables from mouse or external modem |
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HD15 Female15 pin sockets in 3 rowsUsed for connecting video signal cable from monitor |
Din 5 Female5 pin sockets in semi-circle with single locating lug opposite socketsUsed for connecting older-style keyboards |
S-VHS4 pin sockets in circle with central locating lug used for connecting TV/VCR or other video equipment |
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Composite Video1 pin socket metal jacket for connection with external connector of plug. Used for connecting audio or video cables |
DB15 Female15 pin sockets in 2 rows Used for connecting games controllers or midi devices |
Mini Firewire PortSingle socket with a central locating tab for connecting IEEE1394 firewire devices with a small plug |
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PS/2 Female6 pin sockets in circle with central locating lug used for connecting mouse keyboard |
3mm Stereo1 pin socket plug fits completely internally Used for speaker and microphone connection |
Firewire PortSingle socket with a central locating tab for connecting IEEE1394 firewire devices with a large plug |
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USB A�� PortSingle flat rectangular socket with an off-set central locating tab. Used for connecting a range of devices including mouse, keyboard and scanner |
RJ45 PortSingle socket with locating lug on 1 side. 8 wire connectors inside. Used for connecting network cable |
RJ11 PortSingle socket with locating lug on 1 side. 4 wire connectors inside. Used for connecting telephone line to internal modem |