User guide

Drive installation and cabling scenarios ...................................................... 96
HP Z220 SFF Workstations — SATA cable connection guidelines ... 96
HP Z220 CMT Workstations — SATA cable connection
guidelines ................................................................................ 96
HP Z420 Workstations — Intel AHCI SATA controller guidelines ..... 97
HP Z420 Workstations — LSI 9212-4i RAID controller guidelines .... 98
HP Z620 Workstations — Intel AHCI SATA controller guidelines ..... 99
HP Z620 Workstations — LSI 9212-4i RAID controller guidelines .. 100
HP Z820 Workstation cabling guidelines ................................... 101
Memory ............................................................................................................... 102
Supported DIMM configurations ............................................................... 102
BIOS errors and warnings ....................................................................... 103
DIMM installation guidelines .................................................................... 103
HP Z220 SFF Workstation DIMM installation order .................................... 104
HP Z220 CMT Workstation DIMM installation order ................................... 104
HP Z420 Workstation DIMM installation order .......................................... 105
HP Z620 Workstation DIMM installation order .......................................... 106
HP Z820 Workstation DIMM installation order .......................................... 107
Power supply ........................................................................................................ 108
Power supply specifications ..................................................................... 108
Power consumption and heat dissipation ................................................... 110
Resetting the power supply ...................................................................... 110
System board ....................................................................................................... 110
System cabling ...................................................................................... 111
HP Z220 SFF Workstation system cabling .................................. 111
HP Z220 CMT Workstation system cabling ................................ 112
HP Z420 Workstation system cabling ........................................ 113
HP Z620 Workstation system cabling ........................................ 114
HP Z820 Workstation system cabling ........................................ 115
4 Diagnostics and troubleshooting ................................................................................... 116
Calling support .................................................................................................................... 117
Locating ID labels ................................................................................................................. 118
Locating warranty information ............................................................................................... 119
Diagnosis guidelines ............................................................................................................ 119
Diagnosis at startup ............................................................................................... 119
Diagnosis during operation .................................................................................... 120
Troubleshooting checklist ....................................................................................................... 121
HP troubleshooting resources and tools ................................................................................... 122
HP Support Assistant .............................................................................................. 122
Online support ...................................................................................................... 122
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