Erasing a lost or forgotten password (clearing CMOS)
This section contains instructions on erasing some lost or forgotten passwords,
such as a user password. For more information about lost or forgotten passwords,
go to the ThinkVantage
®
Productivity Center program.
To erase a forgotten password:
1. Open the computer cover. See “Opening 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 (pin 1 and pin 2) to the
maintenance or configure position (pin 2 and pin 3).
4. Close the computer cover and connect the power cord. See Chapter 4,
“Completing the parts replacement,” on page 31.
5. Restart the computer, leave it on for approximately 10 seconds. Turn off the
computer by holding the power switch for approximately five seconds. The
computer will turn off.
6. Repeat step 1 and step 2 on page 34.
7. Move the Clear CMOS/Recovery jumper back to the standard position (pin 1
and pin 2).
8. Close the computer cover and connect the power cord. See Chapter 4,
“Completing the parts replacement,” on page 31.
34 Hardware Installation and Replacement Guide
