option 1
try mo i double checked ung connecton cable ng monitor to pc mo. then if meron kang video card try mu tanggalin and ikabit sa dedicated video card ng motherboard mo. test.
option 2
reset the bios. tanggalin mo ung bettery ng board for five minutes and then kabit ulit. test.
option 3
try removing ram and kabit ulit.
battery sir? yung cmos batt ba? tnx