80 Appendix
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CAUTION: Before you begin this procedure, follow the safety
instructions listed in "When Working Inside Your Computer" on
page 12.
If you forget your user or setup password, you cannot operate your computer
or change settings in the system setup program until you clear the forgotten
password(s).
NOTICE: This process erases both the system and setup passwords.
1Shut down the computer (see page22).
2Turn off any attached devices and disconnect them from their
electrical outlets.
NOTICE: To disconnect a network cable, first unplug the cable from your
computer and then unplug it from the network wall jack.
3Disconnect the computer power cable from the wall outlet, and then
press the power button to ground the system board.
4Open the computer cover (see page61).
5Locate jumper PSWD on the system board (see page64) and remove
the jumper plug.
6Close the computer cover (see page 71), plug your computer into an
electrical outlet, and turn on the computer.
The existing password(s) are erased.
7Shut down the computer (see page22).
8Turn off any attached devices and disconnect them from their
electrical outlets.
NOTICE: To disconnect a network cable, first unplug the cable from your
computer and then unplug it from the network wall jack.
9Disconnect the computer power cable from the wall outlet, and then
press the power button to ground the system board.
10 Open the computer cover (see page61).
11 Reconnect the jumper plug to jumper PSWD (see page64).