IESS.

Laptop Repairing Course Module – Chip Level Hardware + Software Complete Syllabus by IESS – Institute of Electronics Systems and Services, Kolkata Laptop repairing is one of the fastest-growing technical careers in today’s digital world. Modern laptops use advanced chip-level technology, high-speed processors, and complex power management circuits. To understand and repair these systems professionally, students need strong, structured, and industry-standard training. IESS Kolkata (Belgharia) offers a complete practical training program that covers both hardware and software repair, from basic to advanced chip-level. This article includes the full syllabus of the IESS Laptop Repairing Course. --- Module 1: Introduction to Laptop Technology This module introduces you to the internal structure and working principles of a laptop. Basic laptop architecture Understanding motherboard layout Component identification (IC, MOSFET, Capacitor, Coil, Diode, SIO, PCH, CPU) Laptop parts: Display, hinges, keyboard, touchpad, RAM, SSD, WiFi, charger, battery --- Module 2: Electronics Fundamentals This module builds your basic electronics knowledge required for motherboard repair. Voltage, current, resistance Ohm’s Law and basic calculations Series and parallel circuits SMD component identification How to use a multimeter ESR testing, short testing, diode mode checking --- Module 3: Basic Hardware Repair (Level 1) Laptop disassembly and reassembly Cleaning, thermal paste application, fan servicing RAM, SSD, keyboard, WiFi card, speaker replacement BIOS battery test Charger voltage and connector checking DC power jack repair --- Module 4: Power Section Understanding You will learn the complete power system of a laptop, which is essential for solving no-power issues. DC-IN section Charging IC section Battery MOSFET section Adapter sense line Power sequence (S5 → S3 → S0) 3V/5V power rails Power on and no-power fault finding --- Module 5: Chip Level Motherboard Repair This is one of the most important and advanced parts of the course. Motherboard schematic reading BoardView software (OpenBoardView, FlexBV) VIN, B+, DC-IN path study 3V/5V regulator circuits PWM controllers Power MOSFET testing Charging IC testing and replacement BIOS chip reading, writing, reprogramming SIO/EC controller concepts PCH and CPU basic understanding --- Module 6: Common Fault Diagnosis and Repair You will learn to diagnose and fix real-world laptop problems. No power No display Auto power on or auto shutdown No charging or slow charging Battery not detected USB, HDMI, LAN, audio port faults Overheating issues Liquid damage Short circuit detection Current consumption analysis using bench power supply --- Module 7: Display and Graphics Section LVDS/eDP display line Backlight section Screen replacement GPU/graphics faults Display on-off issues Horizontal or vertical line problems --- Module 8: BIOS and Firmware Section BIOS backup and flashing EC firmware updating BIOS password removal Model-specific BIOS problems BIOS corruption repair Tools used: CH341A, RT809H --- Module 9: Soldering and Rework Training SMD soldering Hot air rework station usage IC removal and reballing concept Charging IC, MOSFET, and coil replacement DC jack, USB, HDMI connector replacement Jumper work and track repair --- Software Modules Module 10: Operating System Installation Windows 7, 8, 10, 11 installation Basic Linux installation UEFI and Legacy boot modes Partition creation and formatting BitLocker issue handling Module 11: Drivers and Troubleshooting Manual and automatic driver installation WiFi, audio, GPU, and chipset driver troubleshooting Device Manager error fixing Module 12: Software Servicing Virus removal Windows repairing tools and methods System slow problem fixing SSD migration and data transfer Backup and restore BIOS update through software Module 13: Data Recovery Basics Deleted file recovery HDD and SSD health testing Partition recovery Data migration techniques --- Module 14: Advanced Tools for Laptop Repair DC power supply LCD testing tools POST card Debug card Thermal testing USB EEPROM programmer Oscilloscope basic concepts (optional) --- Module 15: Practical and Live Fault Repair IESS provides real motherboard repair practice under expert guidance. Diagnosing real faulty motherboards Repairing no power, no display, no charging issues MOSFET, IC, and port replacement BIOS corruption repairing Handling customer devices --- Final Module: Business and Service Center Training This module prepares students to start their own business or work professionally. How to start a laptop repairing service center Customer pricing strategy Where to source spare parts Google Business Profile setup Professional repair report writing --- Why Choose IESS Kolkata Highly experienced faculty 100 percent practical lab Real motherboard repair sessions Affordable fees Flexible timing Business and job support Address: IESS – Institute of Electronics Systems and Services 49A, Verner Lane, Belgharia, Kolkata – 700056 Phone: 9433078426 Website: iess.in