Compaq AlphaServer 1200 User Manual page 115

If you have forgotten the current password, clear the password as follows:
•
From the Local Console Terminal
1. Enter the login command:
P00>>> login
2. At the Enter Password: prompt, press the Halt button, then press the
Return key.
The password is now cleared and the console cannot be put into secure mode
unless a new password is set.
•
From the RCM
1. Enter the login command:
P00>>> login
2. At the Enter Password: prompt, enter the RCM escape sequence.
3. At the RCM>>> prompt, enter the halt command and then the quit command:
RCM>>> halt
RCM>>> quit
4. At the SRM console, clear the password:
P00>>> clear password
SRM Console 4-29