UNIT OF COMPETENCY : ASSEMBLE AND DISSAMBLE CONSUMER ELECTRONIC PRODUCTS AND SYSTEM
MODULE TITLE : ASSEMBLING AC-DC POWER SUPPLY
MODULE DESCRIPTION : This unit covers the knowledge, skills and attitudes required to assemble consumer electronic products and systems.
NOMINAL/ SUGGESTED DURATION : 50 hrs
CERTIFICATE LEVEL : NC II
PREREQUISITE : NONE
SUMMARY OF LEARNING OUTCOMES:
Upon completion of this module, you should be able to:
LO 1. identify the parts and electronic components of an AC-DC power supply; and
LO 2. assemble AC-DC power supply on the printed circuit board.
LO 1 Identify the parts and electronic components of an AC-DC Power supply
ASSESSMENT CRITERIA:
1. The types of AC – DC power supply are enumerated.
2. The parts of an AC-DC power supply are identified.
3. The electronic components needed to assemble an AC-DC power supply are listed and acquired.
CONTENTS:
1. Types of AC-DC Power Supply 2. Parts of AC-DC Power Supply
3. Electronic Components of AC-DC Power Supply
CONDITIONS:
The following resources are needed:
Textbooks
Manuals
AC-DC power supply METHODOLOGIES:
Lecture/Discussion
Demonstration
ASSESSMENT METHOD:
Written test (objective type)
LO 2 Assemble AC-DC power supply on the printed circuit board
ASSESSMENT CRITERIA:
1. Printed circuit board design and etching of AC-DC power supply are prepared.
2. Electronic components are mounted and soldered at the appropriate location on the printed circuit board.
3. All auxiliary components including the transformer are interconnected on the printed circuit board.
4. Assembled AC-DC power supply is tested and defects are corrected.
CONTENTS:
Designing and etching of printed circuit board of AC-DC power supply
Mounting and Soldering Electronic Components on the Printed Circuit Board.
Interconnecting All Auxiliary Components including the Transformers from the Chassis.
Testing AC-DC Power Supply.
CONDITIONS:
The following resources are needed:
- Textbooks on AC/DC power supply assembly.
- Manuals on occupation health and safety policies - Electronic tool and equipment
Soldering Iron
Desoldering tool
Screwdriver (Flat / Philip)
Wire stripper / Utility knife
Pliers
Diagonal cutting pliers
long nose pliers
High grade magnifying glass with lamp
Cleaning brush
Soldering lead
Cleaning agent
Wires
Stranded
Pre-design Printed Circuit Boards (PCB)
Mini drill with drill bit 91/16,1/8) with adaptor (+12VDC supply)
Sand paper
Pencil
Ruler
AC-DC power supply kit (1.5 – 12 volts variable power supply)
Analog multi tester (voltmeter / VOM)
METHODOLOGIES:
Group Discussion
Demonstration
Actual testing of AC/DC power supply
ASSESSMENT METHOD:
Demonstration
UNIT OF COMPETENCY : MAINTAIN AND REPAIR
ELECTRONICALLY CONTROLLED DOMESTIC APPLIANCES
MODULE TITLE : MAINTAINING AND REPAIRING ELECTRIC FAN
MODULE DESCRIPTION : This unit covers the knowledge, skills and attitudes on maintaining and repairing electric fan.
NOMINAL/SUGGESTED DURATION : 60 hrs
CERTIFICATE LEVEL : NC II
PRE-REQUISITE : NONE
SUMMARY OF LEARNING OUTCOMES:
Upon completion of this module, the you should be able to:
LO 1. identify the parts and functions of an electric fan;
LO 2. diagnose and troubleshoot an electric fan; and LO 3. maintain and repair an electric fan.
LO 1 Identify the parts and function of an electric fan
ASSESSMENT CRITERIA:
1. The operation of an electric fan is explained.
2. Parts of an electric fan are identified.
3. The functions of its parts are explained.
CONTENTS:
The Operation of an Electric Fan
The Parts of an Electric Fan are Identified
Function of Each Part
switch/speed control
back & front cover
timer
oscillating control o Internal
Non –polarized capacitor
motor
resistor
gear
Integrated Circuit
Service manual METHODOLOGIES:
Lecture
Discussion
Demonstration
LO 2 Diagnose and troubleshoot an electric fan
ASSESSMENT CRITERIA:
1. Pre-testing procedure is followed in accordance with the manufacturer’s manual.
2. System defect/fault symptoms are identified using appropriate tools and equipment.
3. Identified defects and faults are explained to the responsible person.
4. Results of diagnosis and testing are documented.
5. Troubleshooting is performed in accordance with the service manual.
CONTENTS:
Procedure and Techniques in Pre-Testing of The Electric fan
Troubleshooting Procedure
Tools for Testing
Possible Faults and Corresponding Remedies - Mechanical faults
- Electrical faults -switch
Service Manual of electric fan
Electric Fan o Functional o Defective
Screw drivers (Philip, flat)
Pliers
Desoldering tools
Cleaning brush
Test jig
High grade magnifying glass
METHODOLOGIES:
Discussion
Demonstration
Self-paced/ Discovery
ASSESSMENT METHODS:
Written test (objective type)
Performance Test
LO 3 Maintain and repair an electric fan ASSESSMENT CRITERIA:
1. Personal Protective Equipment are used in accordance with Occupational Health and Safety practices.
2. Electro-Static Discharge (ESD) protection procedure is followed.
3. Defective parts/components are replaced with identical equivalent ratings and repaired at the specified location.
4. Control settings/adjustments are performed in conformity with service-manual specifications.
5. The unit is cleaned after the maintenance and repair activity.
CONTENTS:
Electro-Static Discharge (ESD) Protection Procedure
Component Checking and Replacement
Specification of Replacement Parts
Repair Procedure
CONDITIONS:
The following resources are needed:
Testing Instruments
- Multi-testers (Analog/Digital)
Electronic hand tools
- Screw drivers (Philip, flat) - Pliers
diagonal pliers
long nose pliers
long chain nose pliers - Soldering Iron
- Wire stripper - Desoldering tools - Cleaning brush
- Test jig
- High grade magnifying glass
Personal Protective Equipment o Working Clothes/Apron o Hand gloves
Face/Dust Mask
Workbench
Materials
o Wire, various sizes o Soldering lead o Rags
o Cleaning brush o Soldering paste o Lubricants
o Job report sheets o Cleaning agent
Spare Electronic components of electric fan o Capacitor
o Fusible resistor
Spare motor
Defective Electric fan
METHODOLOGIES:
Lecture / Discussion
Demonstration
Written test ASSESSMENT METHODS:
Demonstration
Performance test on troubleshooting and repairing of electric fan
UNIT OF COMPETENCY : MAINTAIN AND REPAIR
ELECTRONICALLY CONTROLLED DOMESTIC APPLIANCES
MODULE TITLE : MAINTANING AND REPAIRING MICROWAVE OVEN
MODULE DESCRIPTION : This module covers the knowledge, skills and attitudes needed for maintaining and repairing a microwave oven
NOMINAL/SUGGESTED DURATION : 30 hrs
CERTIFICATE LEVEL : NC II
PREREQUISITE : NONE
SUMMARY OF LEARNING OUTCOMES:
Upon completion of this module, you should be able to:
LO 1. identify the parts and functions of a microwave oven;
LO 2. diagnose a microwave oven and analyze defects found; and
LO 3. maintain and repair a microwave oven.
LO 1 Identify the parts and functions of a microwave oven ASSESSMENT CRITERIA:
1. The operation of a microwave oven is explained.
2. The parts of a microwave oven are identified.
3. The functions of its part are discussed.
CONTENT:
Operation of a Microwave Oven
Parts of a Microwave Oven
Integrated Circuit
Transistor
Lecture/Discussion
Demonstration ASSESSMENT METHODS:
LO 2 Diagnose a microwave oven and analyze the defects found ASSESSMENT CRITERIA:
1. Pre-testing procedure is performed in accordance with manufacturer’s instructions.
2. System defects/fault symptoms are identified using appropriate tools and equipment.
3. Identified defects and faults are explained to the responsible person.
4. Results of diagnosis and testing are documented and followed according to manufacture’s specification.
5. Troubleshooting is performed based on the service manual.
6. Safety practices are observed during troubleshooting of microwave oven.
CONTENT:
Possible Faults and Corresponding Remedies
Tools used in Pre-Testing a Microwave Oven
Pre-Testing Procedure of a Microwave Oven
Troubleshooting Procedure of a Microwave Oven
Safety Practices in Troubleshooting Microwave Oven CONDITIONS
The following resources are needed:
Service Manual
Microwave oven
o Functional microwave oven o Defective microwave oven
Electronic hand tools
o Screw drivers (Philip, flat) o Pliers o Wrench (assorted) o Desoldering tools o Cleaning brush o Test jig
High grade magnifying glass
METHODOLOGIES:
Lecture/Discussion
Demonstration
ASSESSMENT METHODS:
Written test
Demonstration
LO 3 Maintain and repair a microwave oven ASSESSMENT CRITERIA:
1. Personal protective equipment is used in accordance with Occupational Health and Safety practices.
2. Defective parts/components are replaced with identical equivalent ratings and repaired at the specified location.
3. Control settings/adjustments are performed in conformity with service-manual specifications.
4. Repair activity is performed within the required timeframe.
CONTENTS:
Component Replacement Guide
Component Checking and Replacement
Procedures in Maintaining and Repairing of a Microwave Oven
CONDITIONS:
The following resources are needed:
Testing Instruments
o Multi-testers (Analog/Digital)
Electronic hand tools
o Screw drivers (assorted) o Pliers (assorted)
o Soldering Iron o Wire stripper
Personal Protective Equipment o Working Clothes/Apron o Hand gloves
Reference Manual
o Semiconductor Electronic Component Guide (ECG)
METHODOLOGIES:
Demonstration
Group Discussion
ASSESSMENT METHOD:
Demonstration
UNIT OF COMPETENCY : MAINTAIN AND REPAIR
ELECTRONICALLY CONTROLLED DOMESTIC APPLIANCES
MODULE TITLE : MAINTAINING AND REPARING A BLENDER
MODULE DESCRIPTION : This unit covers the knowledge, skills and attitudes in maintaining and repairing a blender.
NOMINAL/SUGGESTED DURATION : 30 hrs
CERTIFICATE LEVEL : NC II
PRE-REQUISITE : NONE
SUMMARY OF LEARNING OUTCOMES:
Upon completion of this module, you should be able to:
LO 1. identify the parts and functions of a blender;
LO 2. diagnose/troubleshoot blender defects; and LO 3. maintain and repair blender.
LO 1 Identify the parts and functions of a blender
ASSESSMENT CRITERIA:
1. The parts and their functions are identified based on manufacturer’s service manual.
2. Parts are handled in accordance with manufacturer’s service manual.
CONTENT:
Parts and Functions of Blender
CONDITIONS:
Students/trainees must be provided with the following:
Blender
o Internal parts
Motor
Thermal Fuse o External parts
o Switch o Plug & cord o Casing o Blade
Manual
o Service manual
METHODOLOGIES:
Discussion
Demonstration
Self-paced/ Discovery
ASSESSMENT METHODS:
LO 2 Diagnose/troubleshoot a blender defects
ASSESSMENT CRITERIA:
1. Pre-testing procedure is observed in accordance with the manufacturer’s instructions.
2. System defects/fault symptoms are identified using appropriate tools and equipment and in accordance with safety procedures.
3. Identified defects and faults are explained to the responsible person (teacher as in the case of students) in accordance with the enterprise or company policy and procedures.
4. Results of diagnosis and testing are documented accurately and completely within the specified time frame.
5. Customers (Assessors/Teachers) are advised/informed regarding the status and serviceability of the unit as per procedure.
CONTENTS:
Pre-testing Procedure of Blender
Troubleshooting Guide (Faults and Remedies) of a Blender CONDITIONS:
Students/trainees must be provided with the following:
Service Manual
Blender
Electronic hand tools
o Screw drivers (Philip, flat) o Pliers o Wrench (assorted) o Desoldering tools o Cleaning brush o Test jig
o High grade magnifying glass METHODOLOGIES:
Discussion
Self-paced/ Discovery
ASSESSMENT METHODS:
Written test (objective type)
Demonstration
LO 3 Maintain and repair blender
ASSESSMENT CRITERIA:
1. Personal protective equipment is used in accordance with the Occupational Health and Safety practices.
2. Defective parts/components are replaced with identical equivalent ratings and repaired in accordance with the current industry standards.
3. Control settings/adjustments are performed in conformity with the service-manual specifications.
4. Repair activity is performed within the required time frame.
5. Cleaning of unit is performed in accordance with the standard procedure.
CONTENTS:
Occupational Health and Safety Practices
Component Checking and Replacement
Procedure in Maintaining and Repairing a Blender CONDITIONS:
Students/trainees must be provided with the following:
Testing Instruments
o Multi-testers (Analog/Digital)
Electronic hand tools o Screw drivers (assorted) o Pliers (assorted)
o Soldering Iron o Wire stripper
Personal Protective Equipment o Working Clothes/Apron o Hand gloves
METHODOLOGIES:
Demonstration
Group Discussion
Self-paced/ Discovery
ASSESSMENT METHODS:
Written test (objective type)
Practical demonstration with oral questioning
UNIT OF COMPETENCY : MAINTAIN AND REPAIR
ELECTRONICALLY CONTROLLED DOMESTIC APPLIANCES
MODULE TITLE : MAINTAINING AND REPAIRING WASHING MACHINE
MODULE DESCRIPTION : This unit covers the knowledge, skills and attitudes on maintaining and repairing washing machine.
NOMINAL/SUGGESTED DURATION : 70 hrs
CERTIFICATE LEVEL : NC II
PREREQUISITE : NONE
SUMMARY OF LEARNING OUTCOMES :
Upon completion of this module, you should be able to:
LO 1. identify the parts and functions of a washing machine;
LO 2. diagnose/troubleshoot washing machine defects; and LO 3. maintain and repair washing machine.
LO 1 Identify the parts and functions of washing machine
ASSESSMENT CRITERIA:
1. The parts and their functions are identified based on manufacturer’s service manual.
2. Parts are handled in accordance with the manufacturer’s service manual.
CONTENTS:
Parts and Functions of Washing Machine
Block Diagram of Electronically Controlled Washing Machine
CONDITIONS:
Students/trainees must be provided with the following:
Washing Machine o Internal parts
Motor
o External parts
Timer
Speed Control
Plug & Cord
Casing
Manual
o Service manual METHODOLOGIES:
Discussion
Demonstration
Self-paced/ Discovery ASSESSMENT METHODS:
Written test (objective type)
LO 2 Diagnose/troubleshoot washing machine defects company policy and procedure.
4. Results of diagnosis and testing are documented accurately and completely within the specified timeframe.
5. Customers (Assessors/Teachers) are advised/informed regarding the status and serviceability of the unit as per procedure.
CONTENTS:
Procedure and Techniques in Performing Pre-testing of the Washing Machine
Troubleshooting Guide (Faults & Remedies) for Washing Machine
Procedure in Assembling and Disassembling Electric Fan
Mechanical Faults in Washing Machine o gear
o bushing o spacers o washer o lubrication
Electrical faults in washing machine.
o switch
Students/trainees must be provided with the following:
Washing Machine
o Functional washing machine
Service Manual of Washing Machine
Electronic hand tools
o Screw drivers (Philip, flat) o Pliers
o Diagonal Pliers o long nose pliers
o long chain nose pliers o Soldering Iron
o Wire stripper o Wrench (assorted) o Desoldering tools o Cleaning brush o Test jig
o High grade magnifying glass
METHODOLOGIES:
Discussion
Demonstration
Self-paced/ Discovery
ASSESSMENT METHODS:
Narrative report writing
Demonstration
LO 3 Maintain and repair washing machine
ASSESSMENT CRITERIA:
1. Personal protective equipment is used in accordance with the Occupational Health and Safety practices.
2. Electro-static discharge (ESD) protection procedure is followed in accordance with the current industry standards.
3. Defective parts/components are replaced with the identical equivalent ratings and repaired in accordance with the current industry standards.
4. Control settings/adjustments are performed in conformity with the service-manual specifications.
5. Repair activity is performed within the required time frame.
6. Cleaning of unit is performed in accordance with standard procedure.
CONTENTS:
Occupational Health and Safety practices
Electro-static Discharge (ESD) Protection Procedure
Component Checking and Replacement of Washing Machine
Procedures in Maintaining and Repairing of Washing Machine
CONDITIONS:
Students/trainees must be provided with the following:
Washing Machine
o Functional Washing Machine o Defective Washing Machine
Testing Instruments
o Multi-testers (Analog/Digital)
Electronic hand tools
o Screw drivers (assorted) o Pliers (assorted)
o Soldering Iron o Wire stripper
o Working Clothes/Apron o Hand gloves
o Face/Dust Mask o Goggles
o Safety shoes o Workbench
Materials
o Wire, various sizes o Soldering lead o Rags
o Cleaning brush
METHODOLOGIES:
Demonstration
Group Discussion
Self-paced/ Discovery
ASSESSMENT METHODS:
Written test (objective type)
Practical demonstration with oral questioning
UNIT OF COMPETENCY : MAINTAIN AND REPAIR
ELECTRONICALLY CONTROLLED DOMESTIC APPLIANCES
MODULE TITLE : MAINTAINING AND REPAIRING ELECTRIC FLAT IRON
MODULE DESCRIPTION : This unit covers the knowledge, skills and attitudes in maintaining and repairing electric flat iron.
NOMINAL/SUGGESTED DURATION : 30 hrs
CERTIFICATE LEVEL : NC II
PRE-REQUISITE : NONE
SUMMARY OF LEARNING OUTCOMES:
Upon completion of this module, you should be able to:
LO 1. identify the parts and functions of electric flat iron;
LO 2. diagnose/troubleshoot electric flat iron defects; and LO 3. maintain and repair electric flat iron.
LO 1 Identify the parts and function of electric flat iron
ASSESSMENT CRITERIA:
1. The parts of electric flat iron and their functions are identified based on the manufacturer’s service manual.
2. Parts are handled in accordance with the manufacturer’s service manual.
CONTENTS:
Parts of Electric Flat Iron and its Function
Functions of the Parts of Electric Flat Iron
CONDITIONS:
Students/trainees must be provided with the following:
Flat iron parts may include but not limited to o Internal Parts
Thermal Fuse
Heating Element o External Parts
Plug & Cord
Casing
Handle
Manual
o Service manual
METHODOLOGIES:
Lecture/Discussion
Demonstration
Self-paced/ Discovery
ASSESSMENT METHODS:
LO 2 Diagnose/troubleshoot electric flat iron defects
ASSESSMENT CRITERIA:
1. Pre-testing procedure is observed in accordance with the manufacturer’s instructions.
2. System defect/fault symptoms are identified using appropriate tools and equipment and in accordance with the safety procedures.
3. Identified defects and faults are explained to the responsible person (the teacher) in accordance with the enterprise or company policy and procedures.
4. Results of diagnosis and testing are documented accurately and completely within the specified time frame.
5. Customers (Assessors/Teachers) are advised/informed regarding the status and serviceability of the unit as per procedure.
CONTENTS:
Procedure and Techniques in Performing Pre-testing of the Electric Flat Iron
Troubleshooting Guide (Faults & Remedies) of Electric Flat Iron
Tools, Equipment and Devices in Troubleshooting Electric Flat Iron
CONDITIONS:
Students/trainees must be provided with the following:
Service Manual
Electric Flat iron
o Functional Electric Flat Iron o Defective Electric Flat Iron
Electronic hand tools
o Screw drivers (Philip, flat) o Pliers
diagonal pliers
long nose pliers
long chain nose pliers o Soldering Iron
o Wire stripper
Wrench (assorted)
Desoldering tools
Test jig METHODOLOGIES:
Lecture/ Discussion
Demonstration
Self-paced/ Discovery
ASSESSMENT METHODS:
Written test (objective type)
Demonstration
Performance Test
LO 3 Maintain and repair electric flat iron
ASSESSMENT CRITERIA:
1. Personal protective equipment is used in accordance with Occupational Health and Safety practices.
2. Defective parts/components are replaced with identical equivalent ratings and repaired in accordance with the current industry standards.
3. Control settings/adjustments are performed in conformity with service-manual specifications.
4. Repair activity is performed within the required time frame.
5. Cleaning of unit is performed in accordance with standard procedure.
CONTENTS:
Procedures in Maintaining and Repairing of Electric Flat Iron
Proper Care of Electric Flat Iron CONDITIONS:
Students/trainees must be provided with the following:
Electric Flat Iron
o Functional electric flat iron o Defective electric lat iron
Testing Instruments
o Multi-testers (Analog/Digital)
Electronic hand tools
o Screw drivers (assorted) o Pliers (assorted)
o Soldering Iron o Wire stripper
Personal Protective Equipment o Working Clothes/Apron o Hand gloves
o Cleaning brush
Service manual
Part list of electric flat iron
METHODOLOGIES:
Demonstration
Group Discussion
Self-paced/ Discovery
ASSESSMENT METHODS:
Written test (objective type)
Demonstration
Performance test
UNIT OF COMPETENCY : MAINTAIN AND REPAIR
ELECTRONICALLY CONTROLLED DOMESTIC APPLIANCES
MODULE TITLE : MAINTAINING AND REPAIRING RICE COOKER
MODULE DESCRIPTION : This module covers the knowledge, skills and attitudes on maintaining and repairing rice cooker.
NOMINAL/SUGGESTED DURATION : 30 hrs
CERTIFICATE LEVEL : NC II
PREREQUISITE : NONE
SUMMARY OF LEARNING OUTCOMES:
Upon completion of this module, you should be able to:
LO 1. identify the parts and functions of a rice cooker;
LO 2. diagnose a rice cooker and analyze the defects found; and LO 3. maintain and repair rice cooker.
LO 1 Identify the parts and functions of a rice cooker
ASSESSMENT CRITERIA:
1. The operation of a rice cooker is explained.
2. The parts of a rice cooker are identified based on the manufacturer’s manual.
3. The functions of each part are explained.
CONTENTS:
Operation of a Rice Cooker
Parts of a Rice Cooker
Functions of its Parts
Applications and Uses of Rice Cooker
CONDITIONS:
The following resources are needed:
Actual Parts Rice Cooker o Internal parts
Heating Element
Switch
o External parts
Plug & Cord
Casing
Pilot lamp METHODOLOGIES:
Lecture/ Discussion
Demonstration ASSESSMENT METHOD:
Written test (objective type)
LO 2 Diagnose a rice cooker and analyze the defects found ASSESSMENT CRITERIA:
1. Pre-testing procedure is performed in accordance with the manufacturer’s instructions.
2. System defects/fault symptoms are identified using appropriate tools and equipment.
3. Identified defects and faults are explained to the person in authority.
4. Results of diagnosis and testing are documented.
5. Troubleshooting is performed in accordance with the service manual.
CONTENTS:
Procedures and Techniques in Pre-Testing a Rice Cooker
Possible Faults and Corresponding Remedies
Tools, Equipment and Devices used in Troubleshooting a Rice Cooker
CONDITIONS:
The following resources are needed:
Rice cooker
o Functional Rice Cooker o Defective rice Cooker
Tools, Equipment, Manuals
Service Manual METHODOLOGIES:
Lecture/Discussion
Demonstration ASSESSMENT METHODS:
Written test (objective type)
Actual/Practical Test
LO 3 Maintain and repair a rice cooker ASSESSMENT CRITERIA:
1. Personal Protective Equipment is used in accordance with the Occupational Health and Safety practices.
2. Defective parts/components are replaced with the identical equivalent ratings and repaired at the specified location.
3. Control settings/adjustments are performed in conformity with the service-manual specifications.
4. Repair activity is performed within the required time frame.
5. The unit is cleaned after the maintenance and repair activity.
CONTENTS:
Component Checking and Replacement of Rice Cooker
Service-Manual Specifications of Rice Cooker
Identifying the Specification of Replacement Parts of Rice
Identifying the Specification of Replacement Parts of Rice