Deleting Or Changing An Existing System Setup Password; Clearing Cmos Settings; Clearing Bios (System Setup) And System Passwords - Dell OptiPlex 3050 Small Form Factor Owner's Manual

Deleting or changing an existing system setup password

Ensure that the Password Status is Unlocked (in the System Setup) before attempting to delete or change the existing
System and/or Setup password. You cannot delete or change an existing System or Setup password, if the Password Status is
Locked.
To enter the System Setup, press F12 immediately after a power-on or reboot.
1. In the System BIOS or System Setup screen, select System Security and press Enter.
The System Security screen is displayed.
2. In the System Security screen, verify that Password Status is Unlocked.
3. Select System Password, update, or delete the existing system password, and press Enter or Tab.
4. Select Setup Password, update, or delete the existing setup password, and press Enter or Tab.
NOTE: If you change the System and/or Setup password, reenter the new password when prompted. If you delete the
System and/or Setup password, confirm the deletion when prompted.
5. Press Esc and a message prompts you to save the changes.
6. Press Y to save the changes and exit from System Setup.
The computer restarts.

Clearing CMOS settings

CAUTION: Clearing CMOS settings will reset the BIOS settings on your computer.
1. Remove the side cover.
2. Disconnect the battery cable from the system board.
3. Remove the coin-cell
4. Wait for one minute.
5. Replace the coin-cell
6. Connect the battery cable to the system board.
7. Replace the side cover.

Clearing BIOS (System Setup) and System passwords

To clear the system or BIOS passwords, contact Dell technical support as described at www.dell.com/contactdell.
NOTE: For information on how to reset Windows or application passwords, refer to the documentation accompanying
Windows or your application.
54 BIOS setup
battery.
battery.