Contents
3
Contents
Using this guide
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7
How to use this guide
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7
What's new
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8
Revision history
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8
669443-xx1 (March 2012)
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8
Troubleshooting preparation
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9
Pre-diagnostic steps
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9
Important safety information
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9
Symbols on equipment
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9
Warnings and cautions
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10
Electrostatic discharge
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11
Symptom information
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12
Prepare the server for diagnosis
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12
Performing processor procedures in the troubleshooting process
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13
Breaking the server down to the minimum hardware configuration
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14
Common problem resolution
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15
Loose connections
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15
Service notifications
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15
Firmware updates
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15
Server updates with an HP Trusted Platform Module and BitLocker enabled
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16
DIMM handling guidelines
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16
DIMM installation and configuration guidelines
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17
Component LED definitions
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17
SAS, SATA, and SSD drive guidelines
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17
Drive LED definitions
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17
System power LED definitions
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18
Health status LED bar definitions
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18
Remote troubleshooting
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19
Remote troubleshooting tools
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19
Remote access to the VCM
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20
Using HP iLO for remote troubleshooting of servers and server blades
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20
Using Onboard Administrator for remote troubleshooting of server blades
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21
Using the OA CLI
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22
Diagnostic flowcharts
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23
Troubleshooting flowcharts
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23
Using the Diagnostic flowcharts
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23
Troubleshooting flowchart reference websites
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23
Start diagnosis flowchart
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25
Remote diagnosis flowchart
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25
General diagnosis flowchart
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26
Power-on problems flowchart
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27
POST problems flowchart
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30
Operating system boot problems flowchart
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31
Fault indications flowchart
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32