Clearing the power-on password requires
removing all Setup attributes that are programmed in the CMOS.
If the password is not known, clear it by removing the
RTC battery (located on the system board) as follows:
1. Turn off the computer.
2. Disconnect the power cord.
3. Remove the battery pack.
4. Remove the palmrest assembly.
5. Remove the keyboard and heatspreader.
6. Remove the modem
7. Remove RTC battery for 10 seconds, then replace it .
8. Reassemble the computer.
9. Turn on the computer to verify that the power-on password has
been cleared. If it has not been cleared, repeat all steps above. |