Re: Lenovo Ideapad 100-15IBD Troubleshooting

Hello, I have the same problem ( start for a moment 0.5 s and fan start to run). I check ( inject ) all the tensions - are ok ( small current absorption ~100-150mA) , i don't have short circuit on +1.05vs , +3vs, +3valw. I take down PQ39 ( mos to ground ) and in this way pc start, i hear the hdd but don't have display and the fan is don"t working and on the pin 1 of PL9 is 3.05 volts. Thank you .