Long beeps at start up..
No Beeps at start up..
Locking up even dueing start up...
What is happening???
I have fixed the computer with the long beeps and no beeps at the start up by opening the computer and pushing all the cords in to the plugs witch there suppose to be in. Now i am facing newer problems like the computer locking up every two min...
Plz help, i just got office 2007 and i want to install it...

check all the RAM and graphic, sound cards are seated properly

is the machine dusty inside?