29 April 2011

Hardware Troubleshooting


Hardware Troubleshooting Checklist



Problem
My computer won't start. There is no green light power indicator
on the front of the computer and no fan noise.

Solution
Check all power cords to make sure they are connected. If 
you suspect a faulty cord, test it with another
computer that you know is working. Also check outlets with 
the functioning computer, and make sure to turn on wall 
outlet or power bar switches. If you are using a Macintosh, try 
the front power switch as well as the keyboard power switch. 

Problem 
My monitor won't come on.

Solution
Be sure the monitor is plugged in and the green indicator light is on. Try the on/off 
switch a few times. If it still does not come on, call your technology department. 
Problem
My mouse pointer won't move.

Solution
Check that the mouse is securely plugged into the keyboard ADB port or into the back of 
the computer.
Your mouse may also be dirty -- remove the mouse ball , clean it as well as  the rollers 
inside the mouse. 

Problem
My computer is on but nothing happens when I press the keys on my keyboard.

Solution
Make sure that the keyboard cable is securely plugged into the keyboard port.

Problem
Extensions aren't disabled when I press the shift key at start up. 

Solution
Wait until the mouse pointer first appears on screen before you press the shift key to 
disable extensions. 

Problem
My computer continually freezes.

Solution
You may have too many programs open at once or have too many browser windows open, 
which can overload the computer's memory.
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