Computer cannot start, after suddenly shut down

[jamesron]

When i on my computer ( Dell Dimension E520 ) for three hours, suddenly shut
down my computer, But a start button keep on flasher.
I tries to on it back after shut down, but in vain, i believe sometime do
with power supply. because after next day computer can start again. ( Many
time ) ... Why ?

 

[Randem]

It seems to be overheating, clean out the inside of your computer and make
sure all fans are running properly...

--
Randem Systems
Your Installation Specialist
The Top Inno Setup Script Generator
http://www.randem.com/innoscript.html
Disk Read Error Press Ctl+Alt+Del to Restart
http://www.randem.com/discus/messages/9402/9406.html?1236319938

 

[Ǝиçεl]

In addition to what Randem mentioned:

<http://www.bleepingcomputer.com/tutorials/tutorial118.html>
-=-