Lenovo ThinkPad L530 Hardware Maintenance Manual - Page 45

Supervisor password, How to remove the power-on password, Attention, Security, Password - bios

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Attention: If the user HDP has been forgotten, check whether a master HDP has been set. If it has, it can be used for access to the hard disk drive. If no master HDP is available, neither Lenovo nor Lenovo authorized service technicians provide any services to reset either the user or the master HDP, 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 POP, see "How to remove the hard-disk password" on page 39. Supervisor password A supervisor password (SVP) protects the system information stored in the BIOS Setup Utility. The user must enter the SVP in order to get access to ThinkPad Setup and change the system configuration. Attention: If the SVP 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 To remove a POP that you have forgotten, do the following: (A) If no SVP has been set: 1. Turn off the computer and disconnect the ac power adapter. 2. Remove the battery pack. For how to remove the battery pack, see "1010 Battery pack" on page 64. 3. Remove the backup battery. For how to remove the backup battery, see "1090 Backup battery" on page 81. 4. Connect the ac power adapter. Turn on the computer and wait until the POST ends. After the POST ends, the password prompt does not appear. The POP has been removed. 5. Reinstall the backup battery and the battery pack. (B) If an SVP has been set and is known by the service technician: 1. Turn on the computer. 2. When the ThinkPad logo comes up, immediately press F1. 3. Type the supervisor password to enter the ThinkPad Setup program. 4. Select Security, using the cursor keys to move down the menu. 5. Select Password. 6. Select Power-On Password. 7. Type the current SVP in the Enter Current Password field. then leave the Enter New Password field blank, and press Enter twice. 8. In the Changes have been saved window, press Enter. 9. Press F10; then, in the Setup confirmation window, select Yes. How to remove the hard-disk password Attention: If User only mode is selected and the user HDP 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 HDPs or to recover data from the hard disk drive. The hard disk drive can be replaced for a scheduled fee. To remove a user HDP that has been forgotten, when the SVP and the master HDP 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, using the cursor keys to move down the menu. Chapter 4. Related service information 39

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Attention:
If the user HDP has been forgotten, check whether a master HDP has been set. If it has, it can be
used for access to the hard disk drive. If no master HDP is available, neither Lenovo nor Lenovo authorized
service technicians provide any services to reset either the user or the master HDP, 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 POP, see “How to remove the hard-disk password” on page 39.
Supervisor password
A supervisor password (SVP) protects the system information stored in the BIOS Setup Utility. The user must
enter the SVP in order to get access to ThinkPad Setup and change the system configuration.
Attention:
If the SVP 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
To remove a POP that you have forgotten, do the following:
(A) If no SVP has been set:
1. Turn off the computer and disconnect the ac power adapter.
2. Remove the battery pack. For how to remove the battery pack, see “1010 Battery pack” on page 64.
3. Remove the backup battery. For how to remove the backup battery, see “1090 Backup battery” on
page 81.
4. Connect the ac power adapter. Turn on the computer and wait until the POST ends. After the POST
ends, the password prompt does not appear. The POP has been removed.
5. Reinstall the backup battery and the battery pack.
(B) If an SVP has been set and is known by the service technician:
1. Turn on the computer.
2. When the ThinkPad logo comes up, immediately press F1.
3. Type the supervisor password to enter the ThinkPad Setup program.
4. Select
Security
, using the cursor keys to move down the menu.
5. Select
Password
.
6. Select
Power-On Password
.
7. Type the current SVP in the
Enter Current Password
field. then leave the
Enter New Password
field
blank, and press Enter twice.
8. In the Changes have been saved window, press Enter.
9. Press F10; then, in the Setup confirmation window, select
Yes
.
How to remove the hard-disk password
Attention:
If
User only
mode is selected and the user HDP 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 HDPs or to recover data from the hard disk drive. The hard disk drive can be
replaced for a scheduled fee.
To remove a user HDP that has been forgotten, when the SVP and the master HDP 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
, using the cursor keys to move down the menu.
Chapter 4
.
Related service information
39