This is my Nephew system.
Intel i3 - 4th Generation with ASUS Board. + 8 GB RAM (4GB x 2), 1 HDD, 1 DVD Writer, 2 FAN, Antec VP500PC PSU
He just clean dust from cabinet. (doing same since last 2-3 years, every Diwali)
Remove all dust from processor fan and other parts of...