1. Electronics Basics

• Clarifies doubts between electricity and electronics: This section addresses the fundamental difference between electricity (the flow of electrons) and electronics (the study of circuits and devices that control the flow of electricity).
• Explanation of basic electricity terms: Key electrical terms like voltage, current, resistance, and power will be defined and explored.
• Details on analog electronics: Understanding of analog systems that use continuous signals for processing data.
• Details on digital electronics: Introduction to digital circuits and how they process binary data (0s and 1s).

2. Computer Basics

• What is a Computer?: Defines a computer and its basic function as a device for processing and storing data.
• Features of a computer: Discusses the major components such as the CPU, memory, and storage devices.
• What is meant by generation of computers: Explains the evolutionary stages of computers, from the first generation to modern-day systems.
• Different types of Computers: Differentiates between desktops, laptops, supercomputers, and embedded systems.
• Uses of Computer: Covers how computers are used in various sectors like education, business, and entertainment.
• How is information represented in a computer: Explanation of binary representation of data.
• Commonly Used Computer Terms: Introduction to common terminology like hardware, software, and peripherals.
• The basic operations in a computer: Explains the input-process-output cycle.

3. Introducing Hardware

• Explaining different input devices: Describes various input devices like keyboards, mice, scanners, and touchscreens.
• Illustrating different output devices: Discusses output devices such as monitors, printers, and speakers.
• Explaining the cabinet of a computer: Provides an overview of the computer’s physical structure and components housed inside.
• Storage Devices in a computer: Describes internal and external storage devices like hard drives, SSDs, and USB drives.
• Technician tools needed: Covers essential tools for computer assembly, maintenance, and troubleshooting.
• Troubleshooting principles to be followed: Outlines a systematic approach to diagnosing and fixing computer issues.

4. Chassis or Cabinet

• Explaining different types of chassis: Introduction to tower, desktop, and rack-mounted computer cases.
• Form Factor of cabinets: Covers the various sizes and shapes of computer cabinets (e.g., ATX, Micro-ATX).
• Parts of a chassis: Identifies key components such as the motherboard tray, power supply, and drive bays.
• How to open different chassis: Step-by-step instructions on safely opening a chassis to access internal components.
• How to access components in a chassis: Guidance on how to handle and replace internal components like RAM, hard drives, and the power supply.
• Basics of Switched Mode Power Supply (SMPS): An introduction to the role of SMPS in providing power to a computer.
• Steps to install and replace SMPS: Instructions for installing or replacing the power supply unit.
• How to troubleshoot SMPS: How to diagnose common issues with power supply.
• What is electrostatic discharge (ESD): Understanding the risks and prevention methods for static discharge when handling sensitive components.

5. Motherboard

• Basic Components of the motherboard: Overview of essential parts like the CPU socket, memory slots, and chipset.
• Form factors of motherboards: Explains the different sizes of motherboards (e.g., ATX, Micro ATX).
• I/O Ports and Peripheral Interfaces: Discusses ports such as USB, HDMI, and audio interfaces for connecting peripherals.
• Different memory slots on motherboard: Details various types of RAM slots like DDR, DDR2, DDR3, and DDR4.
• Expansion slots of motherboard: Overview of PCI and PCIe slots used for adding graphics cards, network cards, etc.
• Expansion cards used on motherboards: Discusses graphics, sound, and network expansion cards.
• Various disk drives connectors: Explains connectors like SATA and IDE used for hard drives and optical drives.
• What is Chipset: Describes the chipset’s role in connecting the CPU, memory, and peripherals.
• Steps in POST (Power On Self Test): Explains the process by which the system checks itself before booting up.
• Explanation of BIOS, CMOS, and CMOS Battery: Introduction to system firmware (BIOS), the role of CMOS memory, and battery.
• Jumpers and DIP Switches on motherboard: How jumpers and switches are used to configure settings on the motherboard.
• CPU Socket of motherboard: Describes the socket where the CPU is installed.
• Detailing Cooling: Overview of cooling systems used on motherboards to prevent overheating.
• Configuring the Motherboard: Guidance on setting up the motherboard for optimal performance.
• Install, Replace and Maintain a Motherboard: Instructions on installation, upgrading, and maintenance.
• Explaining the booting process: A detailed look at the steps a computer takes from powering on to loading the operating system.

6. Processor

• CPU Basics: Introduction to the central processing unit (CPU) as the brain of the computer.
• CPU Features: Key features of CPUs, such as cores, clock speed, and cache memory.
• CPU Internals: Detailed explanation of CPU architecture and internal components.
• History of CPU: Evolution of processors from early models to modern multi-core CPUs.
• CPU technologies: Emerging technologies like multi-threading, virtualization support, and integrated graphics.
• Identify the CPU: How to identify different types of CPUs and their specifications.
• Install or Remove CPU: Instructions for installing and removing CPUs from the motherboard.
• Troubleshoot CPU and Motherboard: How to diagnose issues related to the CPU or motherboard.

7. Memory

• Memory Basics: Introduction to computer memory and its different types.
• What is DRAM: Explanation of Dynamic Random-Access Memory and its role in a computer system.
• Explaining SRAM: Introduction to Static RAM, used for high-speed cache memory.
• Detailing ROM: Explanation of Read-Only Memory used to store firmware.
• Details on CMOS: Overview of CMOS memory used for storing system settings.
• Illustrating flash memory: Understanding of non-volatile flash memory used in SSDs and USB drives.
• Different memory packaging: Overview of how memory modules are packaged (e.g., DIMMs, SO-DIMMs).
• How to identify RAM: Steps for identifying the type, size, and speed of RAM.
• Steps to install RAM: Instructions on how to install RAM correctly.
• Steps for removing RAM: How to safely remove memory modules from the motherboard.
• Troubleshooting memory: How to diagnose and resolve memory-related issues.

8. Storage Devices

• Illustrating different optical drives: Introduction to optical storage devices like CD, DVD, and Blu-ray drives.
• Different removable storage: Discusses external storage devices like USB drives, SD cards, and external hard drives.
• What is Hybrid Drive: Explains hybrid drives that combine the speed of SSD with the storage capacity of HDD.
• Explaining floppy drives: Overview of older storage media like floppy disks.
• Details on hard disk drive: In-depth explanation of hard disk drives (HDDs) and their components.
• Steps for formatting hard disk: Instructions for formatting and partitioning a hard drive.
• Different drive connectors and cables: Explains SATA, IDE, and other connectors used with storage devices.
• Steps to install hard disk: Instructions for installing an HDD or SSD in a computer.
• How to troubleshoot a hard disk: Diagnosing and fixing common hard drive issues.

9. Display Devices

• Basics of computer display: Introduction to how computer monitors work to display visual output.
• Various display formats and interfaces: Explanation of display resolutions and interfaces like HDMI, VGA, and DisplayPort.
• Details of analog video: Introduction to analog video signals used by CRTs.
• Explanation of digital video: Overview of digital video signals, including HDMI and DVI.
• What is Video Signals: Explanation of how video signals are transmitted from the GPU to the display.
• Different types of Monitors: Discusses CRT, LCD, LED, and OLED monitors.
• Explanation of Cathode Ray Tube (CRT): Historical context and operation of CRT monitors.
• Details on Liquid Crystal Displays (LCDs): How LCD monitors work using liquid crystals.
• Steps to install monitor: Instructions on connecting and configuring a monitor.
• How to troubleshoot monitor: Diagnosing and fixing issues like screen flickering or no display.

10. Keyboard & Mouse

• Basics of keyboard: Introduction to the keyboard as an input device.
• Various key layouts of a keyboard: Discusses different layouts like QWERTY, AZERTY, and Dvorak.
• Different keyboard technologies: Explains mechanical, membrane, and optical keyboards.
• Interfaces used by a keyboard: USB, Bluetooth, and wireless connections for keyboards.
• How to maintain a Keyboard: Cleaning and maintaining the keyboard to ensure longevity.
• Troubleshooting of Keyboard: How to fix common issues like unresponsive keys.
• Mouse Basics: Introduction to the mouse as a pointing device.
• Various technologies of a mouse: Explanation of optical, laser, and ball mice.
• Mouse Interfaces: Overview of USB, PS/2, and wireless mouse connections.
• Steps for mouse troubleshooting: Diagnosing and fixing mouse-related issues.
• Mouse maintenance tips: Tips for extending the lifespan of a mouse.

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