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provide any services to reset either the user hard-disk password or the master hard-disk password, or to
recover data from the hard disk drive. The hard disk drive can be replaced for a scheduled fee.
For how to remove the hard-disk password, see “How to remove the hard-disk password” on page 34.
Supervisor password
A supervisor password protects the system information stored in the ThinkPad Setup program. The user
must enter the supervisor password in order to get access to the ThinkPad Setup program and change the
system conguration.
Attention: If the supervisor password has been forgotten and cannot be made available to the service
technician, there is no service procedure to reset the password. The system board must be replaced for
a scheduled fee.
How to remove the power-on password
If no supervisor password has been set, do the following to remove the power-on password:
1. Disable the built-in battery. For how to disable the built in battery, see “Disabling the built-in battery”
on page 58.
2. Remove the backup battery. For how to remove the backup battery, see “1050 Keyboard bezel, backup
battery, and speaker assembly” on page 66.
3. Connect the ac power adapter and turn on the computer. Wait until the POST ends. After the POST
ends, the password prompt does not appear. The power-on password has been removed.
4. Disable the built-in battery, and then reinstall the backup battery.
If a supervisor password has been set and is known to the service technician, do the following to remove
the power-on password:
1. Turn on the computer.
2. When the ThinkPad logo is displayed, immediately press F1.
3. Type the supervisor password to enter the ThinkPad Setup program.
4. Select Security.
5. Select Password.
6. Select Power-On Password.
7. Type the current supervisor password in the Enter Current Password eld. Then, leave the Enter
New Password eld blank, and press Enter twice.
8. In the Changes have been saved window, press Enter.
9. Press Fn+F10 to save changes and exit the ThinkPad Setup program.
How to remove the hard-disk password
Attention: If User only mode is selected and the user hard-disk password has been forgotten and cannot
be made available to the service technician, neither Lenovo nor Lenovo authorized service technicians
provide any services to reset the user hard-disk passwords or to recover data from the hard disk drive. The
hard disk drive can be replaced for a scheduled fee.
To remove a user hard-disk password that has been forgotten, when the master hard-disk password are
known, do the following:
1. Turn on the computer.
2. When the ThinkPad logo comes up, immediately press F1 to enter ThinkPad Setup.
3. Select Security.
4. Select Password.
34 Hardware Maintenance Manual