IBM RS6000 Service Guide - Page 36

MAP 1020: Problem Determination Purpose of This MAP Use this MAP to get an error code if you were not provided one by the customer or you are unable to load diagnostics. If you are able to load the diagnostics, go to MAP 0020 in the IBM RS/6000 Diagnostic Information for Multiple Bus Systems. The Service Processor may have recorded one or more symptoms in its error log. It is a good idea to examine that error log before proceeding (see Service Processor System Information Menu). The Service Processor may have been set by the user to monitor server operations and to attempt recoveries. You may wish to disable these actions while you diagnose and service the system. If you disable them, you should make notes of their current settings for restoration before you leave. Following are the settings of your interest. Surveillance Unattended Start Reboot Policy Call Out From the Service Processor Setup Menu, go to the Surveillance Setup Menu and disable surveillance. From the Service Processor System Power Control Menu, disable unattended start mode. From the System Power Control Menu, go to the Reboot/Restart Policy Setup Menu and set: 1. Number of reboot attempts to 0 (zero) 2. Use OS-Defined restart policy to No 3. Enable supplemental restart policy to No. From the Call-In/Call-Out Setup Menu, go to the Serial Port Selection Menu and disable call-out on both serial ports. Be prepared to record code numbers and use those numbers in the course of analyzing a problem. Go to "Step 1020-1." Step 1020-1 The following steps analyze a failure to load the diagnostic programs. Note: You are asked questions regarding the operator panel display. You are also asked to perform certain actions based on displayed POST indicators. Please be observant of these conditions. 2-6 Service Guide