HP ProLiant DL120 Gen9 Maintenance And Service Manual page 4

Quick-release latch rack ear assembly........................................................................................................ 64
System board ......................................................................................................................................... 65
Power supplies and backplane .................................................................................................................. 72
HP 550-W Power Supply ................................................................................................................ 72
HP 800-W/900-W Gold AC Power Input Module ............................................................................. 73
RPS backplane .............................................................................................................................. 74
HP Trusted Platform Module ...................................................................................................................... 76
Troubleshooting .......................................................................................................................... 77
Troubleshooting resources ........................................................................................................................ 77
Diagnostic tools .......................................................................................................................... 78
HP UEFI System Utilities ............................................................................................................................ 78
Using HP UEFI System Utilities ......................................................................................................... 78
Flexible boot control ...................................................................................................................... 79
Restoring and customizing configuration settings ............................................................................... 79
Secure Boot configuration ............................................................................................................... 79
Embedded UEFI shell ..................................................................................................................... 80
Embedded Diagnostics option ......................................................................................................... 80
HP RESTful API support for UEFI ....................................................................................................... 80
Re-entering the server serial number and product ID ........................................................................... 80
HP ProLiant Pre-boot Health Summary ........................................................................................................ 81
HP Insight Diagnostics .............................................................................................................................. 81
HP Insight Diagnostics survey functionality ........................................................................................ 81
Active Health System ............................................................................................................................... 82
Integrated Management Log ..................................................................................................................... 83
USB support ........................................................................................................................................... 83
External USB functionality ............................................................................................................... 84
Internal USB functionality ................................................................................................................ 84
Component identification ............................................................................................................. 85
Front panel components ........................................................................................................................... 85
Front panel LEDs and buttons .................................................................................................................... 86
Power fault LEDs ............................................................................................................................ 87
Rear panel components ............................................................................................................................ 88
Rear panel LEDs ...................................................................................................................................... 88
PCIe riser board slot definitions ................................................................................................................. 89
System board components ........................................................................................................................ 90
DIMM slot locations ....................................................................................................................... 91
System maintenance switch ............................................................................................................. 91
NMI functionality ........................................................................................................................... 92
Drive numbering ..................................................................................................................................... 92
HP SmartDrive LED definitions ................................................................................................................... 92
Cabling ..................................................................................................................................... 94
Cabling overview .................................................................................................................................... 94
Storage cabling ...................................................................................................................................... 94
Four-bay LFF hot-plug drive cabling .................................................................................................. 94
Four-bay LFF non-hot-plug drive cabling ............................................................................................ 96
Eight-bay SFF hot-plug drive cabling ................................................................................................ 97
FBWC cabling ........................................................................................................................................ 98
HP Smart Storage battery cabling ............................................................................................................ 100
HP Power supply cabling ........................................................................................................................ 100
Optical drive cabling ............................................................................................................................. 101
Front I/O cabling .................................................................................................................................. 102
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