Well got this from your manual anyway
Locate the 3-pin password jumper (PASS) on the system board, and attach the jumper plug to pins 2 and 3 to clear the password.
NOTE:
When you receive your computer, the jumper plug is attached to pins 1 and 2.
Close the computer cover
Connect your computer and monitor to electrical outlets, and turn them on.
After the Microsoft® Windows® desktop appears on your computer, shut down the computer
Turn off the monitor and disconnect it from the electrical outlet.
Disconnect the computer power cable from the electrical outlet, and press the power button to ground the system board.
Open the computer cover
Locate the 3-pin password jumper (PASS) on the system board and attach the jumper to pins 1 and 2 to reenable the password feature.
Close the computer cover
Connect your computer and devices to electrical outlets, and turn them on
