Viglen Vig644M Manual page 14

available for viewing and changing depending on whether the supervisor or user
password was entered.
 Setting a user password restricts who can boot the computer. The password prompt
is displayed before the computer is booted. If only the supervisor password is set, the
computer boots without asking for a password. If both passwords are set, you can
enter either password to boot the computer.
V1.0 Vig644M Motherboard Manual
13