nm-a273 no power

[sonerpc]

greetings to all friends.
My problem is nm-a273 lenovo device does not start.

PQ301:SOURCE AND DRAİN 20V OK.BUT GATE 5V THİS NORMAL OR ANORMAL?
PQ302:SOURCE AND DRAİN 20V OK.BUT GATE 5V

5VALW AND 3.3VALW OK

BİOS CHİP 1 AND 8. 3.3 V OK

BUTTON 3.3V OK

BUT NO START WHAT PROPLEM ?

BİOS WRİTE BUT NO START...

[mcplslg123]

Re: nm-a273 no power

PQ301/302 Gate voltage is ok as they are P channel mosfets. Try flashing known good bios first.

[sonerpc]

Re: nm-a273 no power

PQ301/302 Gate voltage is ok as they are P channel mosfets. Try flashing known good bios first.

thanks for the answer dude. i wrote a bios bbadcaps the result is the same

[sonerpc]

Re: nm-a273 no power

When the dc power gives 20v, the white light is flashing in the motherboard

[Techtiger]

Re: nm-a273 no power

check for RSMRST# & EC_ON on SIO