HP G62 PM_I_HPC_S MV_MB_V3 intel i3 uma P/N:01013Y000-535-G

[Pantelis Statiris]

i have this mobo P/N:01013Y000-535-G
HP G62 Foxconn PM_I_HPC_S MV_MB_V3 intel i3 uma
turn on , start giving image boot windows but then shutdown 10sec, 20sec and shut down randomly ,i replace pch i write bios and ec firmware with new but makes the sames again .. like overheating problem , but isn't getting that hot to make this behaviour, any advice?