Lenovo 7515H4U User Manual page 59

2. Locate the Clear CMOS/Recovery jumper on the system board. See "Locating
parts on the system board" on page 11.
3. Move the jumper from the standard position (pin 1 and pin 2) to the
maintenance or configure position (pins 2 and pin 3).
4. Reinstall the computer cover and connect the power cord. See "Completing the
parts replacement" on page 47.
5. Restart the computer, leave it on for approximately 10 seconds. Turn off the
computer by holding the power switch for approximately five seconds.
6. Repeat step 1 and step 2.
7. Move the Clear CMOS/Recovery jumper back to the standard position (pin 1
and pin 2).
8. Reinstall the computer cover and connect the power cord. See "Completing the
parts replacement" on page 47.
Chapter 2. Installing options and replacing hardware
51