authority to set, change, and delete the power-on password. A user who types thepower-on password has access to only the limited Setup utility menu; the user canset, change, and delete the power-on password, if the system administrator hasgiven the user that authority.Power-on passwordIf a power-on password is set, when you turn on the server, the system startupwill not be completed until you type the power-on password. You can use anycombination of between six and 20 printable ASCII characters for the password.When a power-on password is set, you can enable the Unattended Start mode, inwhich the keyboard and mouse remain locked but the operating system can start.You can unlock the keyboard and mouse by typing the power-on password.If you forget the power-on password, you can regain access to the server in any ofthe following ways:v If an administrator password is set, type the administrator password at thepassword prompt. Start the Setup utility and reset the power-on password.v Remove the battery from the server and then reinstall it. See the ProblemDetermination and Service Guide on the IBM Documentation CD for instructions forremoving the battery.v Change the position of the power-on password switch (enable switch 1 of thesystem board switch block (SW4) to bypass the power-on password check (see“System-board switches and jumpers” on page 29 for more information).Attention: Before you change any switch settings or move any jumpers, turnoff the server; then, disconnect all power cords and external cables. See thesafety information that begins on page “Safety” on page v. Do not changesettings or move jumpers on any system-board switch or jumper blocks that arenot shown in this document.The default for all of the switches on switch block (SW4) is Off.While the server is turned off, move switch 1 of the switch block (SW4) to theOn position to enable the power-on password override. You can then start theSetup utility and reset the power-on password. You do not have to return theswitch to the previous position.The power-on password override switch does not affect the administratorpassword.Administrator passwordIf an administrator password is set, you must type the administrator password foraccess to the full Setup utility menu. You can use any combination of between sixand 20 printable ASCII characters for the password.Attention: If you set an administrator password and then forget it, there is noway to change, override, or remove it. You must replace the system board.Chapter 3. Configuring the server 163
