Dell Inspiron 3420, Руководство по обслуживанию

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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 base 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
base 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.
112 BIOS setup