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                                                          Bots /The Ultimate Palm Robot/ Mukhar & Johnson / 222880-6 / Chapter 3






                                                                       Chapter 3  Building the Robot  57



                                      Take the yellow wires from IR Rangers 1 and 2, and insert them into a Molex
                                    housing. Take the final yellow wire from Ranger 3, and plug it into the remain-
                                    ing housing. On the left side of the controller board is a block of pins labeled
                                    J3. Attach the first housing to the topmost set of pins, with the wire from sen-
                                    sor 1 closest to the edge of the board. Plug the final controller into the next set
                                    of pins, with wire three plugging into the pin closest to the edge of the board.

















                                      Now you will perform a similar operation with the servos. The wire assem-
                                    bly from Servo 1 plugs into S1; Servo 2 plugs into S2; Servo 3 plugs into S3.
                                    In each case, the black wire should plug into the pin closest to the edge of
                                    the board.

















                                      The next step is to mount is the switch. The switch will have two washers
                                    and two nuts. Remove the topmost nut and washer. Spin the bottom nut so
                                    that it is about two-thirds of the way down the threads on the switch as shown
                                    in the following illustration. The washer on top of this nut should have a small
                                    tab that fits into a slot in the threads. Now insert the switch into the deck so
                                    that the toggle extends above the deck. Use the other washer and nut to fasten












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