Subject :- CHM Code:- 17428
Notes AND Videos 
Chapter - 1 Motherboard & It’s Components
                                        (click on chapter name to download notes) 
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Chapter - 2 Storage Devices & Interfacing
(click on chapter name to download notes)
                     HARD DISK DRIVE AND ITS COMPONNENTS   
                     PERPENDICULAR STORAGE TECHNIQUE          
                    CD DRIVE WORKING 
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Chapter - 3 Display Devices Interfacing
( click on chapter name to download notes)Working of CRT monitor
Working of LCD 
How touch screen works 
Working of Plasma Display
What is Graphics controller card how it works 
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