IBM 8677 Installation Guide - Page 47
Solving problems, Diagnostic tools overview, Troubleshooting tables
UPC - 000435842312
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Chapter 7. Solving problems This section provides basic troubleshooting information to help you solve some common problems that might occur while you are setting up your BladeCenter unit. If you cannot locate and correct the problem using the information in this section, see the Hardware Maintenance Manual and Troubleshooting Guide for more information. Diagnostic tools overview The following tools are available to help you diagnose and solve hardware-related problems: v Troubleshooting tables These tables list problem symptoms and steps to correct the problems. See "Troubleshooting tables" for more information. v Diagnostic programs and error messages The built-in self-test (BIST) program checks the BladeCenter unit during startup and generates error messages if problems are found. See the Hardware Maintenance Manual and Troubleshooting Guide for more information. v Diagnostic LEDs Use the diagnostic LEDs to identify system errors quickly. The diagnostic LEDs consist of the LEDs on the front and rear of the BladeCenter unit and on the front of the modules and blade servers. See "BladeCenter components, controls, and LEDs" on page 14. Troubleshooting tables You can use the troubleshooting tables to find solutions to problems that have identifiable symptoms. Note: The symptoms for monitor, keyboard, and mouse apply only to the devices that are connected to the management module; they do not apply to the remote console. See the Hardware Maintenance Manual and Troubleshooting Guide for more detailed information about testing the BladeCenter unit. If you have run the diagnostic tests or if running the tests does not reveal the problem, call for service. Attention: If diagnostic error messages appear that are not listed in the Hardware Maintenance Manual and Troubleshooting Guide, make sure that your BladeCenter unit has the latest level of firmware code installed. If you have just added a new optional devices and your system is not working, complete the following procedure before using the troubleshooting tables: 1. Remove the device that you just added. 2. Run the diagnostic tests to determine whether the system is running correctly. 3. Reinstall the new device. © Copyright IBM Corp. 2010 35