chaallenger infotech

!! OWN BUSINESS ? LAPTOP SERVICE ? LAPTOP SERVICE BUSINESS X ? !!! LAPTOP SERVICE !! 1- LAPTOP SERVICE . 2- COURSE INCOME 3- COURSE ,,- OWN SERVICE CENTER 5- INCOME , BUSINESS . 6- WHATSAPP,FACEBOOK . : 1. History of Laptop 2. Introduction of Laptop 3. Types of Laptop 4. Block diagram of laptop 5. Difference between laptop and notebook 6. Upgrading Memory 7. Upgrading Hard Disk 8. Upgrading DVD Drives 9. Assembly and disassembly . Basic Repair Technique . CPU Section . GMCH Section . ICH Section . Super I/O Section . CLK Gen Section . Inverter Section . FWH Section . Audio Section . LAN Section . Power Regulator Section . Memory Section . Display Section . Dimmer and Feedback Controller Section . CCFL Lamp Section . TFT -- LCD Concept . Display Controller Section . VGA Connector pin Configuration . FWH Programmer method . Password Remove Concept . Hard disk Data Recovery . Hard Disk Troubleshooting . Mother Board Troubleshooting . DVD Driver Trouble Shooting . Keyboard Troubleshooting . LCD Display Troubleshooting . Track Tracing . Voltage Measurement . Component Identification . Test Point Identification . General Symptoms . General Trouble Shooting and Rectification . Secret Tips and Tricks . Leading Brands . Pricing Brand new laptop and used laptop . Different models of laptop . Details of Equipments for Servicing . Infrastructure of Service Centre . Ideas of service centre successfully running. . Ideas of spares purchasing . % Feed back and support : + MADURAI