Parallel/Printer
|

CN36 (female) This is the connector you see on the back of most printers. |

CN36 (male) This is the connector used by most printer cables. |

DB25 (female) This connector is used for parallel printer output on the PC. It is also used for SCSI output, especially on the Mac. |

DB25 (male) This is used for parallel printers (and other parallel port devices) as well as SCSI and serial ports. If you see a male on the back of your computer, it is usually your COM2 serial port. |

HPCN36 male This is the new "Type-C" IEEE-1284 Parallel port connector which is used on some new laser printers. |

MINIDIN-8 (female) Serial Mac connector. Mac Printers, Mac printer and modem outputs, etc. |
Serial
|
 |
 |
DB25 serial connector. On a computer, this would be a male not a female as pictured above. |
DB9 serial connectors. On the computer there should be a "male" connector, the mouse or other serial device (modem, digital camera) would have a female. |
USB and Firewire connectors
|
 |
 |
"i.Link" connector. This is basically a 4-pin Firewire/i.link/IEEE-1394 connector. |
"Firewire" connector.This is a 6-pin Firewire/IEEE-1394 connector. |
 |
 |
USB type "A" connector. Connects to computer or USB Hub. |
USB type "B" connector. Connects to peripheral or to USB Hub. |
 |
 |
Mini USB connector used on many new USB digital cameras. |
Mini USB 2.0 connector used on many new USB digital cameras. |
Other connectors
|

S-Video connector, sometimes called S-VHS or Y/C video. There're 4 little pins in there, it's called a DIN4.
|

RCA (above) connector. Standard stereo connector.
3.5 mm Mini Phone Plug connector, (below) used on computer sound cards. |

SC connector, fiber optic network connector.
|

ST connector, fiber optic network connector. |

MTRJ fiber optic network connector. |

Toslink connector. Used for digital audio. |