I am at loss to solve my problem.
Pavillion Desk top purchased 5 yrs ago.
upgraded hdd, graphics card, psu.ram eveything was working fine until now
unable to boot .
Press start button, fans start and then click everything shuts down,
After maybe 20 starts, get the microsoft splash screen then crashes again.freezes,etc.
removed HDD and graphics card still get the..click.. and shuts down
What am I missing