Troubleshooting 8-9ERROR MESSAGESIf an error occurs in the server, an error message appears on the display unit connected to the server.Error Messages after Power-onPowering on the server automatically starts the self-diagnostic program, POST (Power On Self-Test). When the POST detects any error, it displays an error message and its measure on the displayunit.Follow the table below to troubleshoot such errors. However, even when there is no hardwarefailure, use of the keyboard or mouse at the following timing causes the POST to assume akeyboard controller error and stop processing. Immediately after the server is powered Immediately after the system is rebooted in response to a keyboard instruction (simultaneouskey entry of Ctrl + Alt + Delete) Immediately after the system is rebooted in response to an OS instruction During hardware initialization following restart of the POSTWhen the POST detects a hardware failure due to the above reason, restart the server once again. Ifthe same error message reappears, you may assume there is no hardware error. To ensure normaloperation of the server, however, make sure to follow the following restrictions. Do not make any keyboard entry or use the mouse before the memory count appears on thescreen following the server power-on. Do not make any keyboard entry or use the mouse before the start-up message of theConfiguration Utility appears on the screen following the server reboot.IMPORTANT: Take a note on the on-screen message beforecontacting your service representative. The alarm indication would be agreat help for maintenance.