IBM HS20 User Guide - Page 81
Problem, Action
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Table 5. Light path diagnostics LED Problem Action None An error has occurred and cannot be Check the system error log in the management isolated, or the service processor has module for more information about the error. failed. The error is not represented by a light path diagnostic LED. DIMM x error A memory error has occurred. Replace the failing DIMM, indicated by the lit DIMM failure LED. Note: Multiple DIMM LEDs do not necessarily indicate multiple DIMM failures. If more than one DIMM LED is lit, reseat or replace one DIMM at a time until the error goes away. Check the system error log in the management module for information about the error. Processor x error The microprocessor has failed. If the problem remains, have the blade server serviced. Make sure that the microprocessor that is indicated by the lit LED is installed correctly (see "Installing an additional microprocessor" on page 27 for installation instructions). Temperature error If the problem remains, have the microprocessor replaced. The system temperature has exceeded a threshold level. v Determine whether a blower on the BladeCenter unit has failed. If it has, replace the fan. v Make sure that the room temperature is not too high (see "Features and specifications" on page 5 for temperature information). System board error The system board has failed If the problem remains, have the blade server serviced. Replace the blade server cover, reinsert the blade server in the BladeCenter unit, and then restart the server. IDE bus x error NMI error If the problem remains, have the blade server serviced. The IDE bus indicated by the error LED Have the blade server serviced. has failed. The system board has failed. 1. Replace the blade server cover, reinsert the blade server in the BladeCenter unit, and then restart the server. 2. Check the system error log in the management module for information about the error. Processor mismatch The processors do not match. If the problem remains, have the blade server serviced. Make sure that microprocessors 1 and 2 have the same cache size and type and the same clock speed. Internal and external clock frequencies must be identical. If the problem remains, have the blade server serviced. Chapter 6. Solving problems 67