when I press my power button 3 or 4 time (on off) or some time more then display show in monitor. when I press 1st time then the pc start but no display show in monitor. when I off it and then again on it ( 3 or 4 time I did it) then display show. but pc not start normally. it show a display like:
press F1 to run setup
press F2 to start default operating system
and show with other more thing.
when I press F2 then windows start normally. now what I need to do?