hello
i have a dell 5110 DQ-15 queen the problem it does not switch on but the stdby voltage are ok 3.3v and 5v are ok. i have changed the bios chip and put fresh bios also changed the nuvoton micom npce795p still no power. there is 3volts on the on/off switch and the ecswi#_kbc drops when we press the power switch.where can be the problem