I have strange problem my laptop (dell inspiron 18000) not working.
when i power on, it's LED on for a 2-seconds then off suddenlly no display. at on time motherboard 5v,12v & -12v lines are normal.
I have swap following parts,
3. converter ckt(small ckt near battery).
I know that the problem might be shorting in m/b, but where i dont know.
can u give me hint or cause???