IBM x3400 Installation Guide - Page 92
Table, Abbreviated, error, codes, continued, User's, Guide, System, Documentation, Problem,
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Table 7. 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 I9990305 An operating system was not found. 1. Make sure that a bootable operating system is installed. To determine whether an operating system is one of the devices in the startup sequence, run the Configuration/Setup Utility program (see the User's Guide on the IBM System x3400 Documentation CD). 2. Run the hard disk drive diagnostic tests (see "Running the diagnostic programs" in the Problem Determination and Service Guide on the IBM System x3400 Documentation CD). 3. Reseat the following components, depending on the server model: v Hot-swap and non-hot-swap models: a. Hard disk drive b. Hard disk drive cable c. Optional adapter cable v Simple-swap models: a. Hard disk drive b. Hard disk drive cable c. Optional adapter cable 4. 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 and non-hot-swap models: a. Hard disk drive b. Hard disk drive cable c. Optional adapter cable d. SAS/SATA backplane v Simple-swap models: a. Hard disk drive b. Hard disk drive cable 5. (Trained service technician only) Replace the system board. I9990650 AC power has been restored. 1. Reseat the power cords. 2. Check for interruption of the external power. 3. Replace the power cords. 78 System x3400 Types 7973, 7974, 7975, and 7976: Installation Guide