IBM 88631SU Service Guide - Page 31
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UPC - 000435913135
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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 Chapter 3, "Parts listing, Type 8863, 7362," on page 107 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. Beep code Description Action 2-1-1 Secondary DMA register failed. 1. Reseat the I/O board. 2. Replace the I/O board. 2-1-2 Primary DMA register failed. 1. Reseat the I/O board. 2. Replace the I/O board. 2-1-3 Primary interrupt mask register failed. 1. Reseat the I/O board. 2. Replace the I/O board. 2-1-4 Secondary interrupt mask register failed. 1. Reseat the I/O board. 2. Replace the I/O board. 2-2-2 Keyboard controller failed. 1. Reseat the I/O board. 2. Replace the I/O board. 3-1-1 Timer tick interrupt failed. 1. Reseat the I/O board. 2. Replace the I/O board. 3-1-2 Interval timer channel 2 failed. 1. Reseat the I/O board. 2. Replace the I/O board. 3-1-4 Time-of-day clock failed. 1. Reseat the following components: a. Battery b. I/O board 2. Replace the components listed in step 1 one at a time, in the order shown, restarting the server each time. 3-3-2 Critical SMBUS error occurred. 1. Disconnect power cord, wait 30 seconds, and retry. 2. Reseat the following components: a. DIMM b. Memory card c. Microprocessor tray d. I/O board 3. Replace the following components one at a time, in the order shown, restarting the server each time. a. DIMM b. Memory card c. (Trained service technician only) Microprocessor tray d. I/O board Chapter 2. Diagnostics 15