HP ProLiant BL660c HP ProLiant Gen8 Troubleshooting Guide Volume I: Troublesho - Page 23

Diagnostic flowcharts

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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 25)," 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 26)." 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 25) • Remote diagnosis flowchart (on page 25) • General diagnosis flowchart (on page 26) • Power-on problems ("Power-on problems flowchart" on page 27) o Server power-on problems flowchart (on page 27) o Server blade power-on problems flowchart (on page 28) • POST problems flowchart (on page 30) o Server POST problems flowchart (on page 30) o Server blade POST problems flowchart (on page 31) • Operating system boot problems flowchart (on page 31) • Fault indications flowchart (on page 32) o Server fault indications flowchart (on page 33) o Server blade fault indications flowchart (on page 34) 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 Technical Support (http://www.hp.com/support) Select your country and then follow the instructions to locate software, firmware, and drivers. 2. HP ProLiant maintenance and service guides: o HP Support Center (http://www.hp.com/go/hpsc) Diagnostic flowcharts 23

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Diagnostic flowcharts 23
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
25
)," 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
26
)." 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
25
)
•
Remote diagnosis flowchart (on page
25
)
•
General diagnosis flowchart (on page
26
)
•
Power-on problems ("
Power-on problems flowchart
" on page
27
)
o
Server power-on problems flowchart (on page
27
)
o
Server blade power-on problems flowchart (on page
28
)
•
POST problems flowchart (on page
30
)
o
Server POST problems flowchart (on page
30
)
o
Server blade POST problems flowchart (on page
31
)
•
Operating system boot problems flowchart (on page
31
)
•
Fault indications flowchart (on page
32
)
o
Server fault indications flowchart (on page
33
)
o
Server blade fault indications flowchart (on page
34
)
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 Technical Support (
)
Select your country and then follow the instructions to locate software, firmware, and drivers.
2.
HP ProLiant maintenance and service guides:
o
HP Support Center (
)