When nothing is viewed on the monitor although the system is running, the user is suggested of following the procedures mentioned below:

• To turn off the system and unplug the power cable from than main system;

•To remove the RAM from the slots;

• To clean up the connectors of the RAM rubbing with an eraser;

• To clean up the slot of the RAM with a hard brush;

• To turn on the computer without installing the RAM, and notice whether you get any beep sound;

• To turn off the computer, and again turn on after installing the RAM, if there is beep sound.

• If there is any beep sound, it is to understand that the RAM is faulty;

• To instal a new RAM if there is no display yet:

• To instal the RAM, and check again, Faulty RAM is the reason for at least half of the display problems