HP Z220 SFF, Z220 CMT, Z420, Z620, and Z820 Workstations Maintenance and Service Guide

Drive installation and cabling scenarios ............................................................ 92
HP Z220 SFF Workstations — SATA cable connection
guidelines ......................................................................................... 92
HP Z220 CMT Workstations — SATA cable connection
guidelines ......................................................................................... 92
HP Z420 Workstations — Intel AHCI SATA controller guidelines .... 93
HP Z420 Workstations — LSI 9212-4i RAID controller guidelines ... 94
HP Z620 Workstations — Intel AHCI SATA controller guidelines .... 95
HP Z620 Workstations — LSI 9212-4i RAID controller guidelines ... 96
HP Z820 Workstation cabling guidelines .......................................... 97
Memory .............................................................................................................................. 98
Supported DIMM configurations ........................................................................ 98
BIOS errors and warnings ................................................................................. 99
DIMM installation guidelines ............................................................................. 99
HP Z220 SFF Workstation DIMM installation order ........................................ 100
HP Z220 CMT Workstation DIMM installation order ....................................... 100
HP Z420 Workstation DIMM installation order ................................................ 101
HP Z620 Workstation DIMM installation order ................................................ 102
HP Z820 Workstation DIMM installation order ................................................ 103
Power supply ................................................................................................................... 104
Power supply specifications ............................................................................ 104
Power consumption and heat dissipation ........................................................ 106
Resetting the power supply ............................................................................. 106
System board ................................................................................................................... 106
System cabling ................................................................................................ 107
HP Z220 SFF Workstation system cabling ..................................... 107
HP Z220 CMT Workstation system cabling .................................... 108
HP Z420 Workstation system cabling ............................................. 109
HP Z620 Workstation system cabling ............................................. 110
HP Z820 Workstation system cabling ............................................. 111
4 Diagnostics and troubleshooting ................................................................................................................... 112
Calling support ................................................................................................................................. 113
Locating ID labels ............................................................................................................................. 114
Locating warranty information .......................................................................................................... 115
Diagnosis guidelines ........................................................................................................................ 115
Diagnosis at startup ......................................................................................................... 115
Diagnosis during operation .............................................................................................. 116
Troubleshooting checklist ................................................................................................................. 117
HP troubleshooting resources and tools .......................................................................................... 118
HP Support Assistant ....................................................................................................... 118
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