IBM 84903bu User Manual - Page 69
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Table 2. Abbreviated list of POST error codes (continued) 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. Error code Description Action 178x Fixed disk error. Note: x is the drive that has the error. 1. Run the hard disk drive diagnostic tests on drive x (see "Running the diagnostic programs" in the Problem Determination and Service Guide on the IBM xSeries Documentation CD). 2. Reseat the following components, depending on the server model: v Hot-swap models: a. Hard disk drive x b. Mini-PCI-X adapter cable c. Mini-PCI-X adapter d. PCI-X expansion card v Simple-swap models: a. Hard disk drive x b. Hard disk drive x cable v Non-hot-swap models: hard disk drive x cable 3. Replace the following components one at a time, depending on the server model, in the order shown, restarting the server each time: v Hot-swap models: a. Hard disk drive x b. Mini-PCI-X adapter cable c. SAS backplane d. Mini-PCI-X adapter e. PCI-X expansion card v Simple-swap and non-hot-swap models: a. Hard disk drive x b. Hard disk drive x cable 4. (Trained service technician only) Replace the system board. Chapter 5. Solving problems 55