Clearing Forgotten Passwords And Cmos Settings; Jumper Locations; Clearing Password Settings - Dell Dimension C521 Service Manual

1. Enter system setup, select Boot Sequence from the System group. See
2. Press <Enter> to access the menu.
NOTE: Write down your current boot sequence in case you want to restore it.
3. Press the up- and down-arrow keys to highlight the appropriate Boot Sequence option.
4. Press the U or D key to move the option up or down in the boot sequence.
5. Press <Enter> to Save the changes or <Esc> to Cancel.
Clearing Forgotten Passwords and CMOS Settings
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.

Jumper Locations

Clearing Password Settings

1. Follow the procedures in Before You
2. Locate the 2-pin password jumper (PSWD) on the system board (see
password.
NOTE: When you receive your computer, the jumper plug is attached to pin 1.
3. Replace the computer cover. See
4. Connect your computer and monitor to electrical outlets, and then turn them on.
5. After the Microsoft® Windows® desktop appears on your computer, shut down the computer. See
6. Turn off the monitor and disconnect it from the electrical outlet.
7. Disconnect the computer power cable from the electrical outlet, then press the power button to ground the system board.
8. Remove the computer cover. See
9. Locate the 2-pin password jumper (PSWD) on the system board and attach the jumper to pin 1 to reenable the password feature.
10. Replace the computer cover. See
NOTICE: To connect a network cable, first plug the cable into the network port or device, and then plug it into the computer.
11. Connect your computer and devices to electrical outlets, and then turn them on.
Begin.
Replacing the Computer Cover.
Replacing the Computer Cover.
Replacing the Computer Cover.
System Setup Options.
Jumper Locations), and attach the jumper plug to pins 1 and 2 to clear the
Turning Off Your Computer.