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How to plug in a home cinema amp.

Lesson Intermediate Stage 7: Software & Gear November 2007

Contents of the video

0:00 We've got S-U-B, and that's short for sub

Alright folks, there's a YouTube user who's got one of these amplifiers with all these connections and he wants to know how to connect the speakers into these particular plugs here. Now let's be honest, there's more connections there than there is in London Underground so I can imagine and appreciate the fact that for someone who hasn't got the foggiest or perhaps doesn't know what to do, what do you do with that lot? Right now then, take a bit of a closer look and I shall show you what we've got. We've got S-U-B, and that's short for sub. We've got C-E-M, which is short for centre. Now we've got S-R and S-L, and I'm not exactly sure what they're for, so you may be able to help me, S-R and S-L. They could be, no, centre is C isn't it? The F-R and F-L is front right and front left, OK?

Computer's gone off, there you go. Is normally set up for inside the house, for like your home cinema, your home DVD setup. Now then, I've done a little dodgy diagram down here and what you can see hopefully, without the light shining on it, let me just put the curtains down and blinds. Right, now what you can see here is you can see FL, FR and then you can see SUB. Now then, the reason I've done that You've got your turntable set up here, mixer, it could be CD players, DVD, anything like that. Now F is front left, FR is front right, sub is SUB, that's sub. Now then, if we look at the actual back of this particular amplifier, what you can see is you can see sub, SUB, FR, front right, front left.

2:22 Front left, front right

Quote me here if I'm wrong, but I would say those are the only three outputs this particular chap needs to use. In other words, sub will go down there on the floor, sub, and then the FR, which is there, will go F, sorry, yeah, FR, which is that side. Alright, just move that a little bit so I can twist it. FR will be that side, okay, down there. Which is up there, FR and then FL will be there. So front left, front right. So in other words you've got stereo and what you'll find is those outputs there will only push out sort of mid and top. And the SUB is sub, that will push out the bass and you can have that on the floor, alright? Now then, what you will have to consider is this, you'll have two cables, alright?

Now, one will be positive, one will be negative. Now this is quite important. What you will have to do with these guys here, you'll have to make sure, now quite often when you get two core cable or speaker cable, what you'll find is one of the cables quite often will have like a little line running all the way along it. Or, alternatively, one of the cables will be a different colour. Now this is vitally important, alright? Otherwise you'll have what's known as something called phasing. If you put, say, the cable into the red, the white or the purple here, and you put the cable with the line on it into one of these, then you have to continue putting the line into the back of the speaker that's, say, the positive terminal.

4:42 Lastly, if I can just somehow, if I go down here, where is it?

From here, and then the cable with the line on it or the cable that's coloured from the FR, and then that should go into the positive terminal of your speaker. Likewise here, FL. This then should have the line, the cable with the line on it, or the cable with the colour on it, into the right hand side, FL, front left. And then likewise here, sub. This one should go from there, the coloured cable or the one with the line in it, Sub-speaker. That will go into your sub. So what you will need, you will need three sets of two cables, two core cable, right and left for that one, right and left for that one, right and left for that one. Now then lastly, if I can just somehow, if I go down here, where is it? Go down there and move this across. Hold on. Oh, I love these computers. Right, hold on a second.

You can either go into the CD or the tape, because both of those are line inputs. So all you'll have to do is go from your record out or your master out through the phono cables into either the CD or the tape. And then on the front of this there should be buttons that just says CD, tape. So once you've then pressed that button, then basically you should have output. But very important as well, remember... When you first plug everything in, don't have all your amplifier, your speaker and everything full blast. Turn everything on, all volumes down very low, and then what you need to do on this particular unit, maybe just have the volume at say 1 or 2. So you've got a sound, you know that you'll have a sound coming out of your speakers. And then what you need to do is just put some sort of...

Music on, your turntable or your CD player. Make sure it's working and then slowly increase the volume on your mixer until you've got a sound coming out of your speakers. Don't have everything full blast because all of a sudden everything could go pop because you're just putting loads of power into this straight away, okay? So slowly increase the power just so you know you've got a signal going through. Right, I hope that's a help. Now then folks, if you need to comment on this because you know a little bit more than I do, please do so, okay? Thank you for watching, practice and enjoy.

This transcript was produced automatically from the audio of the video and may contain mistakes.

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