v Follow the suggested actions in the order in which they are listed in the Action column until the problemis solved.v See Chapter 3, “Parts listing, Type 4364, 4365, or 4366 server,” on page 15 to determine whichcomponents are customer replaceable units (CRU) and which components are field replaceable units(FRU).v If an action step is preceded by “(Trained service technician only),” that step must be performed only by atrained service technician.System-event/error log message ActionA system NMI was detected. Make sure that the system software is operating correctly and doesnot conflict with other software; the system software has created asoftware NMI, or your pressing the NMI button has created aservice NMI.Alert accepted by remote system x; type: y, ID:zInformation only.Alert accepted from system x; type: y, sender’sID: zInformation only.Alert ID x will be retried by sender; whenaccepted by a remote system, it will have adifferent ID.Information only.Alert not accepted from system x; type: y,sender’s ID: zInformation only.Alert not accepted by remote system x; type: y,ID: zInformation only.ASM reset -- reason unknown Information only.ASM reset due to watchdog timeout Information only.ASM reset due to x, instruction fault: y Information only.ASM reset was caused by restoring defaultvaluesInformation only.ASM reset was initiated by the user Information only.Configuration error recovery on the interconnectnetworkInformation only.CPU over temperature. 1. Make sure that the fans have good airflow and are notobstructed.2. (Trained service technician only) Reseat the microprocessorheat-exchanger assembly.DASD controller removal 1. Check the following cables for damage. Make sure that thecables are not broken, crimped, or caught by any components.v (Hot-swap models only) The cable from the SAS/SATAcontroller to the hard disk drive backplane. If this cable isdamaged, replace the cable.v (Simple-swap models only) The cables from the hard diskdrive back plate to the SATA connectors on the systemboard. If either of these cables is damaged, replace the backplate.v The power cable or cables to the hard disk drive backplaneor back plate. If this cable is damaged, replace the powersupply.2. Reseat the cables listed in step 1, restarting the server afterreseating all cables.Chapter 5. Diagnostics 105
