Printer repairing course Sk computer technologies conducts printer servicing course which includes inkjet and laserjet printers. We provide both theory and practical classes and troubleshooting etc. Knowledge about printers and working principle assembling and dissembling of inkjet, dot matrix and laser jet printers Working principle of dot matrix, inkjet and laser printers Knowledge of electronic components resistor, capacitor, inductor, diode, transistor, mosfet integrated circuits etc...