Technical information

Using the Passwords
Changing a Power-On Password
You must change your power-on password at the password prompt.
You cannot change it after normal operation is resumed. To change
a power-on password, do the following:
Important
Do not press Enter until you have finished all the steps to
change the power-on password.
1 Turn off the computer and wait at least 5 seconds; then
turn it on.
2 When the password prompt ( ) appears, type your
current power-on password; then press the Spacebar.
3 Type the new password; then press the Spacebar.
Use no more than seven characters.
4 Type the new password again to verify it; then press
Enter.
Do Not Forget Your Power-On Password
If you forget your power-on password, you cannot reset it. You
have to take the computer to IBM authorized reseller or IBM
marketing representative to have the password canceled. Proof
of purchase is required, and an additional charge might be
required for the service.
112 IBM ThinkPad 755CX User's Guide