IBM 88643RU Service Guide - Page 122
system-error
UPC - 000435958211
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v Check the power supplies, see Power-supply LEDs. v Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved. v See Chapter 3, "Parts listing, Type 8864," on page 23 to determine which components 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 a trained service technician. Lit light path diagnostics LED with the system-error or system-information LED also lit Description Action MEM Memory failure. Note: The error LED on the memory card is also lit. 1. Remove the memory card with the lit error LED on the top of the card; then, press the light path button on the memory card to identify the failed card or DIMM. 2. Reseat the DIMM. 3. Replace the following components one at a time, in the order shown, restarting the server and re-enabling the memory each time: a. Memory card b. DIMM c. (Trained service technician only) Microprocessor tray NMI A hardware error has been reported 1. See the BMC log and the system-error log (see to the operating system. "Error logs" on page 70). Note: The PCI or MEM LED might also be lit. 2. If the PCI LED is lit, follow the instructions for that LED. 3. If the MEM LED is lit, follow the instructions for that LED. 4. Restart the server. PCI A PCI adapter has failed. 1. See the BMC log or the system-error log (see Note: The error LED next to the "Error logs" on page 70). failing adapter on the PCI board is also lit. 2. Reseat the following components: a. Failing adapter b. I/O board 3. Replace the components listed in step 2 one at a time, in the order shown, restarting the server each time. SP There is a fault in the Remote 1. Reseat the Remote Supervisor Adapter II SlimLine. Supervisor Adapter II SlimLine. 2. Update the firmware for the Remote Supervisor Adapter II SlimLine (see "Updating the firmware" on page 13). 3. Replace the Remote Supervisor Adapter II SlimLine. 106 IBM System x3850 Type 8864: Problem Determination and Service Guide