Dell Inspiron 3020 Small Desktop Service Manual - Page 69

Deleting or changing an existing system setup password, Clearing CMOS settings

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● Lower case letters from a to z. 3. Type the system password that you entered earlier in the Confirm new password field and click OK. 4. Press Esc and save the changes as prompted by the pop-up message. 5. Press Y to save the changes. The computer restarts. Deleting or changing an existing system setup password Prerequisites 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. About this task To enter the System Setup, press F12 immediately after a power-on or reboot. Steps 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 About this task CAUTION: Clearing CMOS settings will reset the BIOS settings on your computer. Steps 1. Remove the left-side cover. 2. Disconnect the battery cable from the system board. 3. Remove the coin-cell battery. 4. Wait for one minute. 5. Replace the coin-cell battery. 6. Connect the battery cable to the system board. 7. Replace the left-side cover. Clearing BIOS (System Setup) and System passwords About this task 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. BIOS setup 69

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●
Lower case letters from a to z.
3.
Type the system password that you entered earlier in the
Confirm new password
field and click
OK
.
4.
Press Esc and save the changes as prompted by the pop-up message.
5.
Press Y to save the changes.
The computer restarts.
Deleting or changing an existing system setup password
Prerequisites
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.
About this task
To enter the System Setup, press F12 immediately after a power-on or reboot.
Steps
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
About this task
CAUTION:
Clearing CMOS settings will reset the BIOS settings on your computer.
Steps
1.
Remove the
left-side cover
.
2.
Disconnect the battery cable from the system board.
3.
Remove the
coin-cell battery
.
4.
Wait for one minute.
5.
Replace the
coin-cell battery
.
6.
Connect the battery cable to the system board.
7.
Replace the
left-side cover
.
Clearing BIOS (System Setup) and System passwords
About this task
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.
BIOS setup
69