Lenovo ThinkServer RD450 (English) User Guide and Hardware Maintenance Manual - Page 184

Viewing the system event log The system event log (SEL) contains information about all the POST and system management interrupt (SMI) events. You can view the SEL to diagnose system problems. The TSM implements the SEL as specified in the IPMI 2.0 specification. The SEL is accessible regardless of the system power state through the TSM in-band and out-of-band interfaces. For more information about viewing the SEL, refer to the ThinkServer System Manager User Guide, which is available for download at: http://www.lenovo.com/UserManuals Basic troubleshooting tables Use the basic troubleshooting information to find solutions to problems that have definite symptoms. Lenovo ThinkServer Deployment Manager program problems Follow the suggested actions for the corresponding symptom in the order in which they are listed until the problem is solved. If none of these actions solve the problem, see "Troubleshooting procedure" on page 169 for the subsequent steps you should check after using the information in this topic. If the problem still cannot be solved, seek technical assistance. See Chapter 8 "Getting information, help, and service" on page 175. Note: If you are instructed to remove, install, or replace any CRUs, refer to the related procedure in Chapter 6 "Replacing hardware" on page 59. Symptom The operating system installation program continuously loops. The Lenovo ThinkServer Deployment Manager program cannot start the operating system medium. Action Make more space available on the hard disk drive. Ensure that the operating system medium is supported by the Lenovo ThinkServer Deployment Manager program version your are using. For a list of the supported operating systems, refer to the user guide and compatibility notes for the Lenovo ThinkServer Deployment Manager program through the program main interface. See "Lenovo ThinkServer Deployment Manager" on page 13. Optical drive problems Follow the suggested actions for the corresponding symptom in the order in which they are listed until the problem is solved. If none of these actions solve the problem, see "Troubleshooting procedure" on page 169 for the subsequent steps you should check after using the information in this topic. If the problem still cannot be solved, seek technical assistance. See Chapter 8 "Getting information, help, and service" on page 175. Notes: • If you are instructed to remove, install, or replace any CRUs, refer to the related procedure in Chapter 6 "Replacing hardware" on page 59. • If an action step is preceded by "(Trained service technician only)," this action step is reserved for a trained service technician and must be performed only by a trained service technician. 170 ThinkServer RD450 User Guide and Hardware Maintenance Manual