acer predator helios 300 pt315-53-717r motherboard la-j891p rev:1b no image

[larrysito111]

the laptop came as no power as one rail was short (pom2 was short and as result the dc in fet was gone pob11)

that is fixed and now EC - PLT_RST# present so laptop should work

did try multiple bios and EC bios but not working

any idea please

thank you

[mcplslg123]

Please mention the voltage on all coils after turning on.Link schematic/bdv.

[larrysito111]

plv2,plv3,plv4:0.8v
plw1,plw2:1.337v
plh1:0.9v
pla1:1.0v
plz1,2,3,4:0.967v
plg1:0v
pl1001:1.0v
plm1:1.2v
pl501:5.1v
pl301:3.3v
pl1801:1.833v
pl1101:1.076v
plb2:15.36v