INTRODUCTION FOR BASIC SOLDERING SKILLS TRAINING
These 2 days “Basic Soldering Skills Training” will provide the participants the ability to understand the general concepts and requirement to do good quality soldering.
COURSE OBJECTIVES
To enhance knowledge and skills in the following areas.
- Understand basic fundamentals of solder theory, soldering techniques.
- Know soldering equipment, tools and solder station set-ups.
- Know the 4 step soldering method.
- Know tips and techniques in good soldering.
- Understand solder safety – Tools and PPEs
- Know about electrical and electronic components: PTH and SMDs.
- Understand solder defects.
- Learn to do good soldering – PTH and Chip components.
- Able to remove and replace electronic and digital components in high end technology products.
- Know how to do quality soldering to reduce unnecessary rework and scraps.
- Improve confidence and competence level in specialized hands on soldering and rework skills.
WHO SHOULD ATTEND
Computer maintenance and troubleshooting technicians, Computer repair and rework technicians.
DURATION
2 days. (9am – 5pm). Maximum participants per workshop session: 8
METHODOLOGY
- Participants will be involved in 20% theory and 80% hands on practical on solder standards.
- Each phase of removal and installation of components will be assessed for timing and quality using score sheets. Training and learning shall be supported by trainer’s feedback and comments.
- The training includes skill assessment on the following areas.
- Preparation of solder station.
- Demonstration of soldering skills.
- Solder quality and techniques.
- Safety.
- 5S.
COURSE CONTENT
Day 1 Lessons: 9.00am to 5.00pm
- Pre Test Assessment
- Introduction to Soldering – Fundamentals of Basic Soldering
- Solder theory – Basic principles of soldering?
- Solder wires – Types
- Composition
- Eutectic Point
- Quality of Solder
- Wetting
- Soldering techniques
- Key Points for Good Soldering
- Natural glossy shine.
- Clearly visible lines.
- Correctly shaped fillets.
- Contact angle θ should be small.
- No cracks or pinholes.
- Types of Soldering
- Acceptability of Soldering in Electronic Assemblies.
- Electric / Electronic / Digital components
- PTH and Chip
- Soldering type – Manual soldering and Solder repair and rework
- Soldering standards and Components quality.
- Components defect and reject identification.
- Exercise: Identify defects from given SMT components – PTH and Chip
- What is Solder Rework
- Basic soldering techniques and tips: The 4 step soldering methodology
- Soldering tools – Temperature control soldering iron and solder tips
- Solder repair and rework stations – Complete set-up
- Hot Air Guns and Soldering nozzles – Parts identification
- Hot Air Guns – Theory of usage – Application.
- Soldering Safety: PPE (Personal Protective Equipment)
- PCB: Orientation and Legends
- PCBA – Printed Circuit Board Assembly
- CRD – Components Reference Designator
- PCB solder defects
- Soldering – Hands-on Practical
- Solder safety
- 5S
- 3 Trials assessment
- Evaluation and Feedback
- Score sheet
- Practical exercise 1: 3 trials
- Pad / Land preparation
- PTH components : Resistor, Capacitor, Inductor, Diode, Transistor
- Hands-on Practice – Assessment and Feedbacks
- Measures: 3 Trials, Tack time, Skill assessment score sheet
- Practical exercise 2: 3 trials
- Chip components removal / installation : Resistor, Capacitor, Inductor
- Hands-on Practice – Assessment and Feedbacks
- Measures: 3 Trials, Tack time, Skill assessment score sheet
- Practical exercise 3: 3 trials
- Leadless component / installation : Resistor, Capacitor, Inductor
- Hands-on Practice – Assessment and Feedbacks
- Measures: 3 Trials, Tack time, Skill assessment score sheet
Day 2 Lessons: 9.00am to 5.00pm
- Review day 1 lessons
- Wire Soldering
- Single core
- Multicore
- Wire Preparation
- Insulator
- Conductor
- Tinning
- Practical Exercise: 3 Trials
- Wire soldering – Single core
- Wire soldering – Multicore
- Practical exercise 4: ICs – 3 trials
- SOT removal / installation : Diode and Transistor
- Hands-on Practice – Assessment and Feedbacks
- Measures: 3 Trials, Tack time, Skill assessment score sheet
- Practical exercise 5: ICs – 3 trials
- Gulf wing IC removal / installation : DIPs
- Hands-on Practice – Assessment and Feedbacks
- Measures: 3 Trials, Tack time, Skill assessment score sheet
- Tools used
- Soldering techniques and tips.
- Recommended Techniques and Safety
- Pad cleaning and preparation
- Tinning
- Hands-on Practice – Assessment and Feedbacks
- Measures: 3 Trials, Tack time, Skill assessment score sheet
- Conclusion
- 2 Days Training Summary
- Post Test Assessment
- Training Evaluation
