Types of Components Active Components: Diode, Transistor, MOSFET, LED, SCR, Integrated Circuits (ICs) Passive Components: Resistor, Capacitor, Inductor, Transformer, Speaker/Buzzer. Component Package Types Axial lead, Radial Lead, Single Inline Package (SIP), Dual Inline Package (DIP), Transistor Outline (TO), Pin Grid Array (PGA), Metal Electrode Face (MELF), Leadless Chip Carrier (LCC), Small Outline Integrated Circuit (SOIC), Quad Flat Pack (QPF) and Thin QFP(TQFP), Ball Grid Array (BGA), Plastic Leaded Chip Carrier (PLCC). Introduction & Brief History What is PCB, Difference between PWB and PCB, Types of PCBs: Single Sided (Single Layer), Multi-Layer (Double Layer), PCB Materials.

Types of Product Testing Acceptance Testing, Type Testing, Safety Testing, Safety, safety standards, safety certificates (CE, UL and VDE), Effect of environmental testing (refer to IEC 60068-1 for guidance) Quality Standards General awareness of quality standards, quality management systems & documentation, Awareness on ISO 17025, ISO 9001, Calibration and Uncertainty of measurements, Awareness on disposal of electronic waste.

Testing Procedures: Switch Mode Power Supply - (Applicable Standard: IS 14886) Safety Testing (Earth Leakage current Test, Dielectric Test, Short Circuit Protection), Performance Testing (Line Regulation, Load Regulation for a variation of Load Min to Max load and vice versa) Inverter, UPS - Inverter (Applicable Standard: IS 13314) Visual Inspection, High Voltage Test, Insulation Resistance Test, No Load Test, Output Test. UPS (Applicable Standard: IEC 62040-3) Steady State Input Voltage Tolerance, Output-Normal Mode – No Load, Full Load, Overload, Short Circuit Safety Testing of Household Appliances: (Applicable Standard IS 302-1) Definitions and Terminology, Protection against Shock, Power Input and Current, Leakage Current and Electric Strength at Operating Temperature Testing of Electric Iron/Electric Kettle: (Applicable Standard: IS 302-2) Ground bond resistance, Touch Current, Temperature (Thermostatic Cut off) Power Consumption.

Assembly and Maintenance of PC: Introduction to Computer - Difference between Hardware & Software, booting concept, Different input and output devices/ cables, connectors, different types of motherboards, controller cards, Ethernet cards, Different types of RAM used in PC’s. Installation: BIOS setting, Formatting of Hard Disk, Installation of Windows, Off-line drive installation / online drive installation / Windows file repairing / BIOS password break/ Administrative password break / Data recovery. Application Software Installation, Dual Booting Installation. Assembly and dismantling: Assembly and dismantling of PCs front panel connection, servicing of computer, Type of Backup, Taking Backup files and fine tuning the system, running diagnostics tool, running of virus protection program.