Related service information

vTo preload the hard-disk drive without installing the service partition, press N key.

8.If you get a message asking which operating system to install, select the proper operating system and press Enter.

9.A message is displayed: “Full Recovery:”. Press Enter to select.

10.On each of the next three windows, press the Y key.

11.Follow the prompts to complete the recovery.

To use the Recovery Repair diskette:

1.Shut down and turn off the computer.

2.Insert the Recovery Repair diskette into the drive, and then turn on the computer.

3.Follow the on-screen instructions.

Passwords

As many as three passwords may be needed for any ThinkPad computer: the power-on password (POP), the hard-disk password (HDP), and the supervisor password (SVP).

If any of these passwords has been set, a prompt for it appears on the screen whenever the computer is turned on. The computer does not start until the password is entered.

Exception: If only an SVP is installed, the password prompt does not appear when the operating system is booted.

Power-on password:

A power-on password (POP) protects the system from being powered on by an unauthorized person. The password must be entered before an operating system can be booted.

Hard-disk password:

There are two hard-disk passwords (HDPs):

vUser HDP—for the user

vMaster HDP—for the system administrator, who can use it to get access to the hard disk even if the user has changed the user HDP

Note: There are two modes for the HDP: User only and Master + User. The Master + User mode requires two HDPs; the system administrator enters both in the same operation. The system administrator then provides the user HDP to the system user.

26ThinkPad T20, T21, T22, T23 (MT 2647/2648)

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IBM T22, T21 manual Passwords, To use the Recovery Repair diskette, Power-on password, Hard-disk password