IBM 79463AU Installation And User Manual

Also see for 79463AU: Brochure

Contents

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 vii. Do not change settings or movejumpers on any system-board switch or jumper blocks that are not shown in thisdocument.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 the Onposition to enable the power-on password override. You can then start the Setuputility and reset the power-on password. You do not have to return the switch tothe 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 6 - 20printable ASCII characters for the password.Attention: If you set an administrator password and then forget it, there is no wayto change, override, or remove it. You must replace the system board.Using the Boot Manager programThe Boot Manager program is a built-in, menu-driven configuration utility programthat you can use to temporarily redefine the first startup device without changingsettings in the Setup utility.To use the Boot Manager program, complete the following steps:1. Turn off the server.2. Restart the server.3. When the prompt Select Boot Device is displayed, press F12. If abootable USB mass storage device is installed, a submenu item (USBKey/Disk) is displayed.4. Use the Up arrow and Down arrow keys to select an item from the BootSelection Menu and press Enter.The next time the server starts, it returns to the startup sequence that is set in theSetup utility.Starting the backup server firmwareThe system board contains a backup copy area for the server firmware. This is asecondary copy of the server firmware that you update only during the process ofupdating the server firmware. If the primary copy of the server firmware becomesdamaged, use this backup copy.To force the server to start from the backup copy, turn off the server; then, place theJ29 jumper in the backup position (pins 2 and 3).Use the backup copy of the server firmware until the primary copy is restored. Afterthe primary copy is restored, turn off the server; then, move the J29 jumper back tothe primary position (pins 1 and 2).Chapter 3. Configuring the server 97