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Dell OptiPlex 3020 オーナーズマニュアル
10. Select your preferred download method in the Please select your download method below window, click Download File.
The File Download window appears.
11. Click Save to save the file on your computer.
12. Click Run to install the updated BIOS settings on your computer.
Follow the instructions on the screen.

Clearing Forgotten Password

The system's software security features include a system password and a setup password. The password jumper disables any
password(s) currently in use. There are 3–pins for the password reset jumper.
1. Follow the procedures in Before Working Inside Your Computer.
2. Remove the cover.
3. Identify the password reset jumper on the system board, see the System Board Components.
4. Remove the 2-pin jumper plug from pins 2 and 3 and fix it on pins 1 and 2
5. Install the cover.
6. Connect the computer to the electrical outlet and power-on the computer to clear the password.
7. Power-off the computer and disconnect the power cable from the electrical outlet.
8. Remove the cover.
9. Replace the jumper on the pins 2 and 3.
10. Install the cover.
11. Follow the procedures in After Working Inside Your Computer.
12. Power-on the computer.
13. Go to the system setup, and assign a new system or setup password.

Clearing CMOS

1. Follow the procedures in Before Working Inside Your Computer.
2. Remove the cover.
3. Remove the PCI card if installed.
4. Identify the CMOS jumper on the system board, see the System Board Components.
5. Place the 2-pin jumper plug on pins 1 and 2 to clear CMOS
6. Install PCI card if installed.
7. Install the cover.
8. Connect the computer to the electrical outlet and power-on the computer to clear the CMOS.
9. Power-off the computer and disconnect the power cable from the electrical outlet.
10. Remove the cover.
11. Replace the jumper on the pins 1 and 2.
12. Install PCI card if installed.
13. Install the cover.
14. Follow the procedures in After Working Inside Your Computer.
15. Power-on the computer.

System and setup password

Table 13. System and setup password
Password type
System password
Setup password
38
System setup
Description
Password that you must enter to log on to your system.
Password that you must enter to access and make changes to the
BIOS settings of your computer.