Dell 14" Mobile Precision 3470 Mobile Workstation (Silver) - Manual (Page 114)

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.
114 BIOS setup