On Mon, 12 Mar 2001 10:25:34 -0600, you wrote: >my shredder jammed and I discovered that the paper detector >had been mangled and broke from its mount. > >This detector seems to be two clear led's fixed in a mount >pointing down form above the paper slot at about a 45 degree >angle, like a 'V' > >Question is, how does this thing work? It looks to me like two >clear led's, how does it detect anything? One of them is not a LED - it's either a photodiode or phototransistor in a LED style package.=20 -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu