IBM x3250 - System M3 - 4251 Installation And User Manual

Also see for System x3250: Installation guide User guide Specifications Problem determination and service guide

Contents

IBM x3250 - System M3 - 4251 Installation And User Manual Manual pdf 78 page image

PasswordsFrom the User Security menu choice, you can set, change, and delete a power-onpassword and an administrator password. The User Security choice is on the fullSetup utility menu only.If you set only a power-on password, you must type the power-on password tocomplete the system startup and to have access to the full Setup utility menu.An administrator password is intended to be used by a system administrator; itlimits access to the full Setup utility menu. If you set only an administratorpassword, you do not have to type a password to complete the system startup, butyou must type the administrator password to access the Setup utility menu.If you set a power-on password for a user and an administrator password for asystem administrator, you must type the power-on password to complete the systemstartup. A system administrator who types the administrator password has access tothe full Setup utility menu; the system administrator can give the user authority toset, change, and delete the power-on password. A user who types the power-onpassword has access to only the limited Setup utility menu; the user can set,change, and delete the power-on password, if the system administrator has giventhe user that authority.Power-on passwordIf a power-on password is set, when you turn on the server, the system startup willnot be completed until you type the power-on password. You can use anycombination of 6-20 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 System x Documentation CD forinstructions for removing the battery.v Change the position of the clear CMOS jumper on the system board to pins 2and 3 to bypass the power-on password check. The jumper location is shown inthe following illustration.62 IBM System x3250 M3 Types 4251, 4252, and 4261: Installation and User’s Guide