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7 Troubleshooting
In this section
• “Troubleshooting resources” (page 71)
• “Pre-diagnostic steps” (page 71)
• “Loose connections” (page 74)
• “Service notifications” (page 75)
• “Server power-on problems flowchart” (page 75)
• “Troubleshooting flowcharts” (page 76)
• “POST error messages and beep codes” (page 86)
Troubleshooting resources
The HP ProLiant Servers Troubleshooting Guide provides simple procedures for resolving
common problems as well as a comprehensive course of action for fault isolation and identification,
error message interpretation, issue resolution, and software maintenance.
To obtain the guide, refer to any of the following sources and then select the HP ProLiant Servers
Troubleshooting Guide:
• The server-specific Documentation CD
• The Business Support Center on the HP website (http://www.hp.com/support). Navigate
to the server technical support page. Under self-help resources, select ProLiant
Troubleshooting Guide.
• The Technical Documentation website (http://www.docs.hp.com). Select Enterprise
Servers, Workstations and Systems Hardware, and then the appropriate server.
Pre-diagnostic steps
WARNING! To avoid potential problems, ALWAYS read the warnings and cautionary
information in the server documentation before removing, replacing, reseating, or modifying
system components.
IMPORTANT: This guide provides information for multiple servers. Some information may not
apply to the server you are troubleshooting. Refer to the server documentation for information
on procedures, hardware options, software tools, and operating systems supported by the server.
1. Review the important safety information (“Important safety information” (page 71)).
2. Gather symptom information (“Symptom information” (page 73)).
3. Prepare the server for diagnosis (“Prepare the server for diagnosis” (page 74)).
4. Use the “Start diagnosis flowchart” (page 77) to begin the diagnostic process.
Important safety information
Familiarize yourself with the safety information in the following sections before troubleshooting
the server.
Important safety information
Before servicing this product, read the Important Safety Information document provided with the
server.
Troubleshooting resources 71