If your CPU won't start up yet if your computer won't start :

Computer Tips and pc solution.

Solution :: 1) verify your connections If you've get a desktop computer, you may be having computer problems because one of the cables contained by the pc hardware has become loose-fitting, particularly if you've motivated your computer around recently. Open up the desktop covering (not the monitor) – you'll maybe need a screwdriver. Check that all the cables are firmly pressed into their correct sockets. Laptop loose-fitting connections are fewer likely, but if you've just installed latest memory it's value making sure that you've firmly joined it.

 2) verify your laptop battery's OK If you're running your laptop off its battery, try plug it into the mains power – if it starts working it's possibly time for a latest battery.

 3) Start up in secure mode Try first in 'safe mode'. To do this, as soon as you button on, frequently press the F8 key. You will be open with an on-screen list of options. Select secure mode' – this should permit you to set up your desktop and in most cases will permit you to study further, together with running a security check.