If you are sure there is no other connection (they are often concealed under a flap) then the audio and video out are probably providing an analogue signal for play back on a TV. You will need a video capture digitiser (See links below for example but there are many available) that converts the signals into a digital form and passes these to the computer.
You should be able to obtain a Firewire DVD cable from virtually any retailer that stocks audio/video accessories and equipment.
You can search websites that are selling firewire audio interfaces for more information. You may also visit local electronic stores or mechanic shops that specialize in audio installation and sale.
Firewire connections are connections for Firewire devices to connect to a computer or some other Firewire device. They are often found on digital video cameras and high level digital audio equipment.
To connect your camcorder to your television, use an camcorder audio/video cable. They are the three-part cables with the red, yellow and white connectors.
Some of the features on the Canon HD Camcorder are Progressive controls. The Canon HD Camcorder also features a mic input with manual audio controls.
MiniDV video is captured to a computer in real-time as it is played back on the camcorder. A Firewire DV card is by far the best to use, it was designed for video and has a vary high transfer rate, make sure your camera has firewire, a lot of time it is marked as DV out. You can also add a firewire card to your computer fairly easily. Search for 'PCI firewire card' for desktop computers and "PCMCIA firewire card' USB won't work because the transfer rate is not fast enough. Another option is to use a professional video transfer service. They use super high quality audio cables that connect miniDV decks to high quality video cards directly. This would get you the best quality. StashSpace.Com offers this transfer service for $6.95 a tape.
HAVi is the connection for controlling home audio and video hardware using the FireWire.
firewire header is aserial bus used to exchange digital and audio data with high performace abilities.
IEEE 1394b FireWire
First the TV will need to have audio and video output connectors. Then the camcorder will have to have audio and video input connectors. Then use a cable that has the correct type connectors to inter connect the two.
A FireWire card adds a FireWire socket to your computer. FireWire is a type of cable and plug (like the more widespread USB) that is used to connect some video cameras, hard discs and audio equipment to a computer.
XLR is a type of audio connector used in professional audio and video equipment. The three pin XLR is used universally for microphone and single channel audio signals. An XLR adapter is used to connect a professional audio signal to an alternative format. On a camcorder, it might be used to connect a low cost microphone or radio microphone receiver to the XLR input on the camera. One might be used on the audio output of the camcorder to connect to a domestic audio input that uses phono or RCA connectors.