Lenovo 0842C3U Personal Computer User Manual


 
8. Turn on the computer and then insert the POST and BIOS update (flash
update) disc into the optical drive. The recovery session begins. The recovery
session will take two to three minutes. During this time, you will hear a series
of beeps.
9. After the recovery session is completed, there will be no video, the series of
beeps will end, and the system will automatically turn off.
10. Repeat step 1 through step 4.
11. Move the jumper back to the standard position (pin 1 and pin 2).
12. Reinstall any parts and reconnect any cables that have been removed or
disconnected.
13. Reinstall the computer cover and reconnect power cords and all other external
cables. See “Completing the parts replacement” on page 37.
14. Turn on the computer and remove the disc from the optical drive.
Chapter 5. Updating system programs 57