Lenovo ThinkCentre M80t Gen 3 User Manual page 34

7. Disconnect all power cords from electrical outlets.
8. Move the jumper back to the standard position.
9. Reinstall all the parts that have been removed. Then, reconnect the power cords for the computer and
the monitor to electrical outlets.
10. Turn on the computer and the monitor. When the logo screen is displayed, press F1 or Fn+F1.
11. To prevent data loss, ensure that BIOS settings are restored to an earlier point. For BIOS configurations,
see Chapter 5 "UEFI BIOS" on page 23.
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M70t Gen 3 / M80t Gen 3 User Guide