Dell Inspiron 5490 Service Manual - Page 66

Clearing CMOS settings, Clearing BIOS (System Setup) and System passwords

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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. 66 System setup

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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.
66
System setup