Erasing a lost or forgotten password (clearing CMOS)
This section applies to lost or forgotten passwords. For more information about
lost or forgotten passwords, go to the ThinkVantage
™
Productivity Center program.
To erase a forgotten password:
1. Remove the computer cover. See “Removing the cover” on page 11.
2. Locate the Clear CMOS/Recovery jumper on the system board. See
“Identifying parts on the system board” on page 9.
3. Move the jumper from the standard position (pins 1 and 2) to the maintenance
or configure position (pins 2 and 3).
4. Replace the computer cover and connect the power cord. See Chapter 4,
“Completing the parts replacement,” on page 27.
5. Restart the computer, leave it on for approximately 10 seconds. Turn off the
computer by holding the power switch for approximately 5 seconds. The
computer will turn off.
6. Repeat steps 1 through 2 on page 30.
7. Move the Clear CMOS/Recovery jumper back to the standard position (pins 1
and 2).
8. Replace the computer cover and connect the power cord. See Chapter 4,
“Completing the parts replacement,” on page 27.
30 Hardware Installation and Replacement Guide
