EE302 - ELECTRONIC EQUIPMENT REPAIR

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EE302 - ELECTRONIC EQUIPMENT REPAIR

Chapter 1 | Chapter 2 | Chapter 3 | Chapter 4 | Chapter 5 | Chapter 6 | Chapter 7 | Chapter 8

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EE302 - ELECTRONIC EQUIPMENT REPAIR provides knowledge and skills on troubleshoot and repair of theelectronics equipment. This course focuses on the identification of faults in audio amplifier, regulated dcpower supply, radio CD player and colour TV receiver. This course also provides knowledge and skill on trouble shoot and repair of the electronic laboratory equipment.

Course Learning Outcome (CLO)
Upon completion of this course, students should be able to:

1. Practice how to use hand tools correctly according to safety and occupational health procedures in the laboratory. (C3) 
2. Operate electronics laboratory test equipment competently as specified by the operating manual. (P1) 
3. Identify correctly diagnosis and troubleshooting techniques to diagnose fault in electronic circuit. (P3) 
4. Repair competently dc power supply, audio amplifier, PA system, radio CD player, colour TV receiver and electronic lab equipments using proper troubleshooting technique and test equipment. (P1). 

  Syllabus Contents

1. HANDTOOLS
   Safety and laboratory procedure, hand tools that are used in troubleshoot and repair activities.
2. SOLDERING TECHNIQUE
   Type of soldering tools and desoldering tools, soldering technique, good and bad soldering, type of bad soldering.
3. TESTING EQUIPMENT
   Testing equipment: analogue and digital multimeter, oscilloscope, AF/RF signal generator, transistor tester and colour TV test pattern generator.
4. DIAGNOGSIS TECHNIQUE
   Process of disassemble and assemble electronic equipment during repair activities. Faults analyzing techniques: visual techniques, injection and tracing techniques, voltages and resistances measurement technique. Testing and identifying the terminals of a passive and active component using test equipment and data sheet.
5. POWER SUPPLY
   Function of power supply block diagram, power supply circuit diagram, fault in power supply circuit and troubleshoot DC power supply unit.
6. AUDIO AMPLIFIER
   Principle, operation and troubleshoot of simple audio amplifier. Principle and trouble shoot of PA system.
7. DOMESTIC ELECTRONICS APPLIANCES
   Basic principle of radio and colour tv receiver: block diagram and function of each block, schematic diagram, identify every stage, signal tracing and injecting techniques, DC voltage and resistances measurement at given test point of radio CD player and colour TV receiver and faulty components replacement.
8. ELECTRONIC LABORATORY EQUIPMENTS
   Basic principle of audio generator and RF generator: block diagram and function of each block, schematic diagram, signal tracing and injecting technique, DC voltages and resistances measurement at given test point and faulty components replacement.