hahaha i have an experience in jaya com, when i took my com to his counter, i told him power supply got problem, and he check for me instantly and he told me not your power supply problem, ur mainboard got problem, then i asked him, how u koe, he answered me "BASED ON MY EXPERIENCE" hahaha...then couple of weeks waiting for the warranty, the shop called me to take back our mainboard, and the technician told us "ur mainboard working perfectly" ....finally, psu spoiled.....not so pro somemore say based on my exp..haha..luckly not my pc..hahahaha....!!