IBM 72332MU Installation Guide - Page 85
diagnostics LED with, the system-error LED
UPC - 883436084673
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v Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved. v See the parts listing in the Problem Determination and Service Guide 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 LED also lit Description Action PS A power supply has failed or has 1. Reinstall the removed power supply. been removed. Note: In a redundant power 2. Check the individual power-supply LEDs to find the configuration, the dc power LED on failing power supply. one power supply might be off. 3. Reseat the following components: a. Failing power supply b. Power backplane 4. Make sure that the power cord is fully seated in the power-supply inlet and the ac power source. 5. Replace the components listed in step 3 one at a time, in the order shown, restarting the server each time. 6. Disconnect the ac power cord for 20 seconds; then, reconnect the ac power cord and restart the server. PCI A PCI adapter has failed. 1. See the BMC log or the system-error log. Note: The error LED next to the failing adapter on the I/O board is 2. Reseat the following components: also lit. a. Failing adapter b. I/O board shuttle assembly 3. Replace the components listed in step 2 one at a time, in the order shown, restarting the server each time. SP The Remote Supervisor Adapter II 1. Reseat the Remote Supervisor Adapter II and has failed or is missing or the planar planar cable. cable is not connected. 2. Update the firmware for the Remote Supervisor Adapter II. 3. Replace the Remote Supervisor Adapter II. FAN A fan has failed or has been 1. Reinstall the removed fan. removed. Note: A failing fan can also cause the TEMP LED to be lit. 2. If an individual fan LED is lit, replace the fan. Note: A failing fan might not cause the fan LED to be lit. 3. Reseat the microprocessor board. 4. (Trained service technician only) Replace the microprocessor board. Chapter 6. Solving problems 73