Home Theater Wiring - What Are All the Connections For?

Home theater wiring can be one of the most difficultthis connection type and so it can be a useful addition
things about putting together a home theater system.to the types of connections a TV has.
You've spent all that time researching the HDTV, the7. Optical Audio
amplifier and the speakers - and then even more timeA method of sending digital audio signals between
finding the best place to buy it all from. However, yourdevices. You can use this for sending 5.1 surround
problems can really start when you get everythingsound as well as stereo audio.
home and unpack all the boxes.....now what? Unless8. Coaxial Audio
you're quite experienced with all the connections andSimilar to the optical version above. It is another way
cables that come with your equipment it can be quiteof sending stereo and surround sound digital audio
a difficult task to put everything together.signals.
Let us take a look at the major connection and cable9. Stereo Audio
types you will come across and briefly describe whatThe red and white RCA connections that give you a
they are for.basic method of connecting the audio from your
1. HDMIdevices.
The standard method for connecting new audio visual10. Speaker cable/Speaker Wire
devices. This can send the audio and video signalsDifferent to the connection types already mentioned,
between your equipment.but an important part of your home theater wiring. This
2. DVIconnection sends the audio from the amplifier to the
A digital connection for sending video signals. Lessspeakers. This type of cable usually consists of two
common on HDTVs but quite common on projectorsseparate wires to carry the audio signal to each
and PCs.speaker.
3. ComponentSo that's quite a long list. It's no wonder it can get
This connection type sends analog video signalsconfusing when it comes to wiring together our home
between devices. You will recognise this by the red,theater system.
green and blue RCA connectors on the back of yourThe main thing to remember is that although there are
device.many types of connections available to you - you
4. S-Videoaren't expected to use them all at the same time!
An connection for sending analog video signals - butThe thing you need to do is to look at the connections
doesn't have the quality of a component connection.you have available on your equipment, and then decide
5. Compositewhich are the best ones for you to use. All the
Another analog connection for video signals.connection types you have on your equipment are just
Compared to the others it provides the most basicthere to give people plenty of options when they
video quality, but is still widely used as it is easy to setconnect their devices - or to allow you to connect
up.more than one device at the same time.
6. VGAIn most cases, you just won't need many of the
You may find this input on the back of your TV forconnections that your equipment comes with.
connecting a PC or notebook. Many computers have