We then have the user interface , which is basically the like the the buttons on the actual remote. Um the various functions used for changing channel , uh channel up and down , volume , things like that. Um there's also a chip inside the remote which does all the computer type things. And then the sender , which um is usually , I've found , an infra-red device which sends a signal to the actual television. Um and the last part is receiver which is important in the system but is not actually part of the remote itself , because that's obviously found in the television. . Um I'm gonna have to actually draw on the board because uh it was a little tricky on PowerPoint to get this working , so. I'll just go through there. S um um do we have a cloth to wipe this down with , or ? Oh I'll j
Uh there's the rubber on the right , I think.
I think it's that little
Oh I see. Oh okay. I'll get rid of the bear.$