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G.2.3 Restrictions at the Time of Maintenance


G.2.3 Restrictions at the Time of Maintenance
  1. Hardware failures can be confirmed by the failure marks (denoted by "*") in the output produced by either the showhardconf or the showstatus XSCF commands. When the startup mode is set to "fast" and a hardware failure has been detected in the system, if the input power is turned off/on even once, all of the failure marks (denoted by "*") for the failed parts are cleared at the next system startup. Before replacing the failed parts, note the failure information with either the showhardconf or the showstatus XSCF commands. And then, refer to the FRU information in the error logs to replace the parts.
  2. When saving or restoring configuration information with the dumpconfig or the restoreconfig command, do so after starting XSCF in the "normal" mode. To run in "normal" mode temporarily, set the operation panel mode switch to "Service," turn off/on the input power to reboot XSCF and then execute these operations.
  3. The startup mode configuration setting is not included in the saved or restored information derived by using either the dumpconfig or the restoreconfig XSCF commands. Therefore, the startup mode should be reset after restoring the configuration information with the restoreconfig command following the replacement of the MBU. If the restoreconfig command is executed on a system on which the MBU had not been replaced, it does not remove the existing configuration information.
  4. Hardware cannot be replaced with the replacefru command when the system is started in "fast" mode. Replace hardware with the input power turned off. After that, set the operation panel mode switch to "Service" and turn on the input power and wait until XSCF has started. In this way the hardware configuration information and XSCF setup information is saved inside XSCF. After XSCF has started, turn off the input power and set the operation panel mode switch to "Locked". When the input power is then turned on, the system starts in "fast" mode.
  5. The startup mode is not initialized when the system is initialized to factory defaults using the restoredefaults XSCF command. Make sure to change the startup mode to "normal" and turn off/on the input power before executing the restoredefaults command.
  6. When updating XSCF firmware, do so after starting XSCF in "normal" mode.