Laptop not turning on

Djobans Posts 1 Registration date Saturday July 19, 2014 Status Member Last seen July 19, 2014 - Jul 19, 2014 at 05:46 AM
My laptop is hp pavillion problem is that when i plug the DC....The power connector ring will show the blue light but it will not show any indication light of charging..When i press the switch button,my laptop is not coming on...I have tried the trick of turning the laptop upside but it aint work.i decided to dismantle my pc washed the motherboard with menthylated spirit and reassembled it bt still giving me the same problem....Pls help on it with the best solution cos i believe in u..