Elenco Electronics K-34 Assembly And Instruction Manual
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Elenco Electronics K-34 Assembly And Instruction Manual

Elenco Electronics K-34 Assembly And Instruction Manual

One button bandit kit
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ONE BUTTON BANDIT KIT
MODEL K-34
Assembly and Instruction Manual
Elenco™ Electronics, Inc.
Copyright © 1989 Elenco™ Electronics, Inc.
Revised 2002
REV-D
753234

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Summary of Contents for Elenco Electronics K-34

  • Page 1 ONE BUTTON BANDIT KIT MODEL K-34 Assembly and Instruction Manual Elenco™ Electronics, Inc. Copyright © 1989 Elenco™ Electronics, Inc. Revised 2002 REV-D 753234...

  • Page 2: Parts List

    If you are a student, and any parts are missing or damaged, please see instructor or bookstore. If you purchased this One Button Bandit kit from a distributor, catalog, etc., please contact Elenco™ Electronics (address/phone/e-mail is at the back of this manual) for additional assistance, if needed.

  • Page 3: Theory Of Operation

    IDENTIFYING RESISTOR VALUES Use the following information as a guide in properly identifying the value of resistors. BAND 1 1st Digit Color Bands Black Multiplier Brown Tolerance Orange Yellow Green Blue Violet Gray White IDENTIFYING CAPACITOR VALUES Capacitors will be identified by their capacitance value in pF (picofarads), nF (nanofarads), or mF (microfarads). Most capacitors will have their actual value printed on them.
  • Page 4 THE CLOCK OSCILLATOR The clock oscillator is an electronic circuit that puts out a series of high and low voltages. It is a square wave oscillator whose frequency is controlled by the value of resistor and capacitor (see Figure 2a). The clock oscillator consists of Part A of the MC14584 integrated circuit.
  • Page 5 CONSTRUCTION Introduction The most important factor in assembling your K-34 One Arm Bandit Kit is good soldering techniques. Using the proper soldering iron is of prime importance. recommended. The tip of the iron must be kept clean at all times and well tinned.
  • Page 6 ASSEMBLE COMPONENTS TO THE PC BOARD C5 - 1mF Electrolytic Cap. (see Figure A) U3 - 16-pin IC Socket U3 - 4017 Integrated Circuit (see Figure B) J4 - Jumper Wire (see Figure C) R11 - 4.7MW 5% 1/4W Resistor (yellow-violet-green-gold) C4 - 1mF Electrolytic Cap.
  • Page 7 ASSEMBLE COMPONENTS TO THE PC BOARD Figure C Form a discarded piece of an electrolytic lead into a jumper wire by bending the wire to the correct length and mount it to the PC board. Figure D Diodes have polarity. Mount them with the band in the correct direction, as shown on the PC board.

  • Page 8: Troubleshooting

    ONE BUTTON BANDIT ONE BUTTON BANDIT Cut Out 3/16” x 5/16” Copyright © 1998 Elenco Electronics, Inc. 2. Be sure that all components have been mounted in their correct places. a) Be sure that diodes D16 - D24 have not...
  • Page 9 Tape Cut Out Copyright © 1998 Elenco Electronics, Inc. 3. Insert the four 2-56 x 3/4” screws and four washers into the holes of the clamshell and cover sheet as shown in Figure I.
  • Page 10 FINAL ASSEMBLY (CONTINUED) Figure J 2-56 Nuts Plastic Spacers QUIZ 1. In electronics, a capacitor is a . . . a) counter. c) light emitting diode. b) generator.d) storage device. 2. LED means . . . a) light emitting device. c) long electronic delay.

  • Page 11: Schematic Diagram

    SCHEMATIC DIAGRAM -10-...
  • Page 12 Elenco Electronics, Inc. 150 W. Carpenter Avenue Wheeling, IL 60090 (847) 541-3800 http://www.elenco.com e-mail: elenco@elenco.com...

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