User And Supervisor Passwords - Sony VAIO PCV-RX590G Reference Manual

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VAIO Digital Studio System Reference Manual

User and Supervisor Passwords

The system allows you to specify up to two passwords (a User password
and a Supervisor password) in the CMOS Setup Utility. The User
password is required; the Supervisor password is optional.
Access to the CMOS Setup Utility depends on which passwords were
previously set, as indicated next.
If you set these passwords...
User password only
Supervisor password only
Both passwords
...the following passwords are required:
User password is required at bootup.
No password is required at bootup.
Supervisor password is required by most
setup options.
User password is required at bootup.
Supervisor password is required by most
setup options.