HP ProLiant XL270d Gen9 Maintenance And Service Manual page 4

36-pin SUV cable........................................................................................................................ 67
Dedicated iLO management module.......................................................................................... 68
Heatsink...................................................................................................................................... 69
Processor....................................................................................................................................72
Expansion board......................................................................................................................... 76
DIMMs.........................................................................................................................................78
System battery overview.............................................................................................................79
System board..............................................................................................................................81
HP Trusted Platform Module.......................................................................................................89
Troubleshooting.................................................................................... 91
Troubleshooting resources..........................................................................................................91
Diagnostic tools.................................................................................... 92
UEFI System Utilities.................................................................................................................. 92
HPE ProLiant Pre-boot Health Summary....................................................................................94
Insight Diagnostics......................................................................................................................94
Active Health System..................................................................................................................95
Integrated Management Log.......................................................................................................95
USB support................................................................................................................................96
Component identification.....................................................................98
Front panel components............................................................................................................. 98
Front panel LEDs and buttons.................................................................................................... 99
Rear panel components............................................................................................................100
Power fault LEDs...................................................................................................................... 101
System board components....................................................................................................... 101
Power distribution board components.......................................................................................104
Drive bay numbering.................................................................................................................104
Hot-plug drive LED definitions.................................................................................................. 105
GPU accelerator numbering..................................................................................................... 106
PCI riser module components...................................................................................................107
Cabling................................................................................................. 112
Power cabling............................................................................................................................112
4 Contents
Removing the dedicated iLO management module......................................................... 68
Enabling the dedicated iLO management module........................................................... 69
Processor replacement cautions......................................................................................72
Removing a processor..................................................................................................... 72
Removing the system battery...........................................................................................79
Flexible boot control......................................................................................................... 92
Restoring and customizing configuration settings............................................................93
Secure Boot configuration................................................................................................93
Embedded Diagnostics option......................................................................................... 93
iLO RESTful API support for UEFI................................................................................... 94
Re-entering the server serial number and product ID...................................................... 94
Insight Diagnostics survey functionality........................................................................... 95
External USB functionality................................................................................................96
Internal USB functionality.................................................................................................97
System maintenance switch...........................................................................................102
NMI functionality.............................................................................................................103
DIMM slot locations........................................................................................................103