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Lenovo ThinkServer TD350 70DG User Manual And Hardware Maintenance Manual Page 60

Machine types: 70dg, 70dh, 70dj, 70dk, 70dl, 70dm, 70dn, and 70dq user guide.
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4. Remove the cooling shroud. See "Removing the cooling shroud" on page 69.
5. Locate the clear password jumper on the system board. Then, remove any parts and disconnect any
cables that might impede your access to the jumper.
6. Move the clear password jumper from the default normal position (pin 1 and pin 2) to the short-circuited
position (pin 2 and pin 3).
7. Reinstall any parts and reconnect any cables. Then, reinstall the server cover. See "Completing the
parts replacement" on page 164.
8. Connect the server to an ac power source and wait several seconds. Then, turn on the server. The BIOS
passwords are erased, including the administrator password and user password.
9. Repeat step 1 through step 4. Then, move the clear password jumper back to the normal position
(pin 1 and pin 2).
10. Reinstall any parts and reconnect any cables. Then, reinstall the server cover. See "Completing the
parts replacement" on page 164.
11. Connect the server to an ac power source and wait several seconds. Then, turn on the server.
Note: To set new passwords, see "Using passwords" on page 54.
2
BIOS default settings jumper
Use the jumper to recover the BIOS to the factory default settings.
Note: After the recovery, all your BIOS passwords are erased and the BIOS recovers to the factory default
settings.
To recover your server to the factory default settings, do the following:
1. Remove all media from the drives and turn off all attached devices and the server. Then, disconnect all
power cords from electrical outlets and disconnect all cables that are connected to the server.
2. If the server is installed in a rack cabinet, remove the server from the rack cabinet and place it on a flat,
clean, and static-protective surface. See the Rack Installation Instructions that comes with the server. If
the server is in tower form factor, lay the server on its side for easier operation.
3. Remove the server cover. See "Removing the server cover" on page 66.
4. Remove the cooling shroud. See "Removing the cooling shroud" on page 69.
5. Locate the BIOS default settings jumper on the system board. Then, remove any parts and disconnect
any cables that might impede your access to the jumper.
6. Move the BIOS default settings jumper from the default normal position (pin 1 and pin 2) to the
short-circuited position (pin 2 and pin 3).
7. Reinstall any parts and reconnect any cables. Then, reinstall the server cover. See "Completing the
parts replacement" on page 164.
8. Connect the server to an ac power source and wait several seconds. Then, turn on the server. The BIOS
passwords are erased and the BIOS recovers to the factory default settings.
9. Repeat step 1 through step 4. Then, move the BIOS default settings jumper back to the normal position
(pin 1 and pin 2).
10. Reinstall any parts and reconnect any cables. Then, reinstall the server cover. See "Completing the
parts replacement" on page 164.
11. Connect the server to an ac power source and wait several seconds. Then, turn on the server.
Note: To set new passwords, see "Using passwords" on page 54.
46
ThinkServer TD350 User Guide and Hardware Maintenance Manual

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