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Unformatted text preview: is at TOP of this picture If the front end has 3 LEDs (small bulbs) protruding slightly from 3 holes, it is an infrared device and will not work . If the front end is smooth, with a flat black plastic insert covering the three holes, it is a radio frequency device and it will work! Setting the Channel This must be done in the lecture hall, not at home. (1) Hold the double down arrow button for a few seconds until the LED turns solid red. That button is located at the bottom of the clicker: (2) Press the 2 digit channel number. For lecture room A102, it is channel 01, and for room A118 it is channel 02. You must press first the J/0 key and then either A/1 or B/2 (3) Hold the double down arrow button again for a few seconds, and the LED will flash green. This means you channel is set. It should remain set forever, unless the battery dies or something (like a book in your backpack) pushes the double down arrow button....
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- Winter '12