Computer Hardware & Maintenance
๐ฅ๏ธ Computer Hardware & Maintenance โ Complete Guide ๐น What is Computer Hardware & Maintenance? Computer Hardware & Maintenance is about: Understanding physical parts of a computer Assembling, installing, repairing, and maintaining computers Troubleshooting hardware and basic software problems This course is ideal for IT support, technician, and service jobs. ๐งฉ COMPUTER HARDWARE โ COMPONENTS IN DETAIL 1๏ธโฃ Input Devices Used to give data to the computer: Keyboard Mouse Scanner Webcam Microphone 2๏ธโฃ Output Devices Used to display results: Monitor Printer Speaker Projector 3๏ธโฃ Processing Unit CPU (Central Processing Unit) Brain of the computer Performs calculations & instructions Types: Intel, AMD 4๏ธโฃ Motherboard Main circuit board Connects all components Contains CPU socket, RAM slots, ports 5๏ธโฃ Memory RAM (Random Access Memory) Temporary memory Faster performance Types: DDR3, DDR4, DDR5 ROM Permanent memory Stores booting instructions 6๏ธโฃ Storage Devices HDD (Hard Disk Drive) SSD (Solid State Drive) NVMe SSD Pen drive External hard disk 7๏ธโฃ Power Supply Unit (PSU) Supplies power to all components Converts AC to DC 8๏ธโฃ Expansion Cards Graphics card Sound card Network card 9๏ธโฃ Computer Case / Cabinet Holds all components safely Provides cooling & airflow ๐ง COMPUTER ASSEMBLING What you learn: Installing motherboard Fixing CPU & fan Installing RAM Connecting HDD/SSD Power cable connections Front panel connections ๐ฟ SOFTWARE INSTALLATION Operating Systems: Windows 10 / 11 Linux Drivers: Motherboard drivers Graphics drivers Printer drivers ๐ ๏ธ TROUBLESHOOTING & MAINTENANCE Common Hardware Problems Computer not starting No display Overheating Slow system Blue screen errors Solutions: Checking cables Cleaning dust Replacing faulty parts Updating drivers Preventive Maintenance Regular cleaning Antivirus installation Software updates Backup important data ๐ BASIC NETWORKING (Included) LAN setup Connecting PCs Internet configuration Wi-Fi router setup ๐ผ CAREER OPTIONS Computer Hardware Technician IT Support Engineer Desktop Support Engineer Service Center Technician ๐ฐ Salary (India): Fresher: โน15,000 โ โน30,000 / month Experience: โน40,000+ / month ๐ ELIGIBILITY 10th / 12th pass No coding required Practical interest important ๐ฃ COURSE DURATION 3 โ 6 months (basic to advanced)