IBM 79717au User Guide - Page 58
Using, passwords
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If a memory error is detected during POST or memory configuration, the blade server automatically disables the failing memory pair of memory connectors and continues operating with reduced memory. After the problem is corrected, you must enable the memory connectors. Use the arrow keys to highlight the pair of memory connectors that you want to enable, and use the arrow keys to select Enable. - PCI Bus Control Select this choice to view and set interrupts for PCI devices, enable or disable PCI ROM control, and to configure the master-latency-timer value for the blade server. - Baseboard Management Controller (BMC) Settings Select this choice to enable or disable the Reboot on System NMI option on the menu. If you enable this option, the blade server will automatically restart 60 seconds after the service processor issues a nonmaskable interrupt (NMI) to the blade server. You can also select this choice to enable or disable and set the time-outs for the POST and OS loader watchdog timers . - BMC Network Configuration Select this choice to set the network addresses of the BMC. - BMC System Event Log Select this choice to view and clear BMC event log entries. v Save Settings Select this choice to save the changes you have made in the settings. v Restore Settings Select this choice to cancel the changes you have made in the settings and restore the previous settings. v Load Default Settings Select this choice to cancel the changes you have made in the settings and restore the factory settings. v Exit Setup Select this choice to exit from the Configuration/Setup Utility program. If you have not saved the changes you have made in the settings, you are asked whether you want to save the changes or exit without saving them. Using passwords From the System Security choice, you can set, change, and delete a power-on password. If you set a power-on password, you must type the power-on password to complete the system startup and to have access to the full Configuration/Setup Utility menu. You can use any combination of up to seven characters (A-Z, a-z, and 0-9) for the password. Keep a record of your password in a secure place. If you forget the power-on password, you can regain access to the blade server in by removing the blade server battery and then reinstalling it, or by using the power-on password override switch (see the Problem Determination and Service Guide on the Documentation CD for instructions). 46 BladeCenter LS21 Type 7971 and LS41 Type 7972: Installation and User's Guide