HP ProLiant Gen8 Troubleshooting Guide Volume I: Troubleshooting

Diagnostic flowcharts 26
Diagnostic flowcharts
Troubleshooting flowcharts
To effectively troubleshoot a problem, HP recommends that you start with the first flowchart in this section,
"Start diagnosis flowchart (on page 28)," and follow the appropriate diagnostic path. If the other flowcharts
do not provide a troubleshooting solution, follow the diagnostic steps in "General diagnosis flowchart (on
page 30)." The General diagnosis flowchart is a generic troubleshooting process to be used when the
problem is not server-specific or is not easily categorized into the other flowcharts.
The available flowcharts include:
• Start diagnosis flowchart (on page 28)
• Remote diagnosis flowchart (on page 28)
• General diagnosis flowchart (on page 30)
• Power-on problems flowchart (on page 30)
o Server power-on problems flowchart (non-blade servers) (on page 30)
o Server blade power-on problems flowchart (on page 31)
o Server blade power-on problems flowchart for Intel server blades (on page 33)
• POST problems flowchart (on page 36)
o Server POST problems flowchart (non-blade servers) (on page 37)
o Server blade POST problems flowchart (on page 38)
• OS boot problems flowchart (on page 38)
o Operating system boot problems flowchart (on page 39)
o OS boot problems flowchart for HP ProLiant DL580 Gen8 Servers (on page 40)
• Fault indications flowchart (on page 40)
o Server fault indications flowchart (non-blade servers) (on page 41)
o Server blade fault indications flowchart (on page 42)
Using the Diagnostic flowcharts
Some information provided in the flowcharts can be further explained in conjunction with other sources of
information provided on the HP website and in other sections of this document. To locate the appropriate
information, click on the underlined text in the flowcharts.
Troubleshooting flowchart reference websites
Each flowchart contains references to external websites. The following websites correspond to the numbered
websites in each flowchart:
1. HP Support Center (http://www.hp.com/go/hpsc)