Hey my old pc has a coller master 350 w psu which is passive where u have to switch the voltage ., my specs are - athlon 2 250,4gb gskills sniper ram,and gt 640 .my mb is m4n68t0lev2 ,now my question is my psu gets boom ,and a nasty smell comes out ,i know psu is in now hell,what about my mb.iwas about to sell my pc and hope for a 20000 rs.and now what