HP ProLiant Gen8 Troubleshooting Guide Volume I: Troubleshooting

Contents 3
Contents
Using this guide ............................................................................................................................ 7
How to use this guide ................................................................................................................................... 7
What's new ................................................................................................................................................. 8
Revision history ............................................................................................................................................ 8
669443-xx3 (December 2012) ........................................................................................................... 8
669443-xx2 (June 2012) .................................................................................................................... 9
669443-xx1 (March 2012) .............................................................................................................. 10
Troubleshooting preparation ........................................................................................................ 11
Pre-diagnostic steps .................................................................................................................................... 11
Important safety information ........................................................................................................................ 11
Symbols on equipment ...................................................................................................................... 11
Warnings and cautions..................................................................................................................... 12
Electrostatic discharge ...................................................................................................................... 13
Symptom information .................................................................................................................................. 14
Prepare the server for diagnosis ................................................................................................................... 14
Performing processor procedures in the troubleshooting process ..................................................................... 15
Breaking the server down to the minimum hardware configuration .................................................................. 16
Common problem resolution ........................................................................................................ 17
Loose connections ...................................................................................................................................... 17
Service notifications .................................................................................................................................... 17
Firmware updates ...................................................................................................................................... 17
Server updates with an HP Trusted Platform Module and BitLocker enabled ............................................ 18
DIMM handling guidelines .......................................................................................................................... 18
DIMM installation and configuration guidelines ............................................................................................. 19
Component LED definitions .......................................................................................................................... 19
SAS, SATA, and SSD drive guidelines ................................................................................................ 19
Hot-plug drive LED definitions ............................................................................................................ 19
System power LED definitions ............................................................................................................ 20
Health status LED bar definitions (blades only) ..................................................................................... 20
Front panel LEDs and buttons (HP ProLiant ML and DL servers only)........................................................ 20
Remote troubleshooting ............................................................................................................... 22
Remote troubleshooting tools ....................................................................................................................... 22
Remote access to the VCM ................................................................................................................ 23
Using HP iLO for remote troubleshooting of servers and server blades ............................................................. 23
Using Onboard Administrator for remote troubleshooting of server blades ....................................................... 24
Using the OA CLI ............................................................................................................................. 25
Diagnostic flowcharts .................................................................................................................. 26
Troubleshooting flowcharts .......................................................................................................................... 26
Using the Diagnostic flowcharts ......................................................................................................... 26
Troubleshooting flowchart reference websites ...................................................................................... 26
Start diagnosis flowchart ................................................................................................................... 28
Remote diagnosis flowchart ............................................................................................................... 28
General diagnosis flowchart .............................................................................................................. 30
Power-on problems flowchart ............................................................................................................. 30