Lab Equipment Technician Course

Lesson 1 • Semiconductor Device Essentials

Covers diodes, bipolar transistors, and FETs at the functional level. Provides the device knowledge needed to diagnose analogue circuit faults.

Lesson 2 • AC Circuit Fundamentals

Explains sinusoidal waveforms, phasors, and impedance. Connects AC theory to the signal paths found inside laboratory instruments.

Lesson 3 • DC Circuit Analysis Basics

Introduces series, parallel, and series-parallel DC circuits. Students calculate node voltages and branch currents using Kirchhoff's laws.

Lesson 4 • Electrical Quantities and Units

Covers voltage, current, resistance, and power with SI units. Establishes the measurement language used throughout all subsequent instrument analysis.

Lesson 1 • Oscilloscope Setup and Waveform Analysis

Teaches triggering, time-base, and vertical channel configuration. Students capture and analyse waveforms from analogue and digital circuits.

Lesson 2 • Digital Multimeter Operation

Covers meter functions, range selection, and probe techniques. Accurate multimeter use is the baseline skill for all subsequent equipment servicing.

Lesson 3 • Measurement Accuracy and Calibration Basics

Introduces error sources, uncertainty budgets, and traceability concepts. Students apply these principles to validate instrument readings in the lab.

Lesson 4 • Power Supply Selection and Use

Covers bench power supply types, regulation modes, and protection features. Proper supply setup prevents damage during equipment repair and testing.

Lesson 1 • Component Sourcing and Specification Matching

Explains how to read manufacturer datasheets and select equivalent replacement parts. Correct substitution prevents repeat failures and maintains instrument specifications.

Lesson 2 • Diodes, Transistors, and Thyristors

Teaches junction testing, gain measurement, and leakage evaluation for active discrete devices. Students distinguish good devices from failed ones using a multimeter and curve tracer.

Lesson 3 • Electromechanical and Optoelectronic Components

Introduces relays, switches, transformers, LEDs, and optocouplers. Students test these components to isolate faults in power and control circuits.

Lesson 4 • Resistors, Capacitors, and Inductors

Covers marking codes, tolerance classes, and test procedures for passive components. Accurate passive component testing underpins reliable circuit repair.

Lesson 1 • PCB Trace and Pad Repair

Teaches lifted pad repair, trace jumper installation, and conformal coating restoration. Students restore board integrity to manufacturer-equivalent condition.

Lesson 2 • Through-Hole Soldering Techniques

Teaches lead preparation, flux application, and heat transfer for through-hole joints. Students produce joints that meet accepted workmanship criteria.

Lesson 3 • Soldering Station Setup and Safety

Covers iron selection, tip care, temperature control, and fume extraction. Safe station setup is the prerequisite for all hands-on rework tasks.

Lesson 4 • Desoldering Methods and Tools

Explains solder wick, vacuum pumps, and desoldering stations for component removal. Proper desoldering preserves pad integrity and reduces board damage.

Lesson 1 • Power Supply Rail Verification

Covers rail voltage checks, ripple measurement, and load regulation testing. Supply rail faults account for a large proportion of instrument failures.

Lesson 2 • Structured Troubleshooting Frameworks

Introduces symptom-based, half-split, and signal-injection diagnostic strategies. A consistent framework prevents random probing and shortens repair time.

Lesson 3 • Signal Tracing in Analogue Circuits

Teaches oscilloscope-based signal tracing from input to output through amplifier and filter stages. Students pinpoint the faulty stage before component-level testing.

Lesson 4 • Repair Verification and Functional Testing

Explains post-repair performance checks, burn-in procedures, and documentation. Verification confirms the repair meets original instrument specifications.

Lesson 1 • Digital Logic Fundamentals

Covers Boolean algebra, logic gates, and combinational circuit analysis. Digital logic knowledge is essential for interpreting instrument control and data circuits.

Lesson 2 • Microcontroller Architecture Overview

Introduces CPU cores, memory maps, peripherals, and clock systems in embedded controllers. Students relate architecture knowledge to instrument firmware behaviour.

Lesson 3 • Digital Fault Diagnosis Techniques

Applies logic analysers, protocol decoders, and boundary-scan tools to isolate digital faults. Students distinguish hardware failures from firmware or configuration errors.

Lesson 4 • Firmware and Software Interaction

Covers firmware update procedures, bootloader operation, and configuration memory. Students safely update and restore instrument firmware without data loss.

Lesson 1 • Switching Power Supply Operation

Explains buck, boost, and flyback converter topologies and control loops. Switching supply knowledge is required to service the majority of modern instrument power stages.

Lesson 2 • Electrical Safety in Power System Work

Addresses shock hazards, isolation techniques, and lockout procedures for mains-connected equipment. Safe work practices are mandatory before any power system repair.

Lesson 3 • Battery and UPS Systems in Lab Equipment

Covers lead-acid, NiMH, and lithium battery chemistries used in portable and backup power systems. Students test, replace, and recondition batteries safely.

Lesson 4 • Power Supply Fault Diagnosis

Applies waveform analysis and component testing to isolate switching supply failures. Students follow a safe power-up sequence to avoid secondary damage.

Lesson 1 • Adjustment and Alignment Techniques

Teaches trimmer potentiometer, coil, and software offset adjustment methods. Proper alignment restores instrument accuracy after component replacement.

Lesson 2 • Calibration Records and Quality System Integration

Covers calibration certificate content, laboratory information management systems, and audit readiness. Accurate records demonstrate compliance during quality audits.

Lesson 3 • Preventive Maintenance Scheduling

Introduces risk-based PM intervals, inspection checklists, and cleaning procedures. Regular PM reduces unplanned downtime and extends instrument service life.

Lesson 4 • Calibration Principles and Standards

Explains metrological traceability, reference standards, and calibration intervals. A solid understanding of calibration principles supports accurate adjustment and documentation.