HP D2700

System and performance expectations ............................................................................ 26
Striping methods .......................................................................................................... 26
RAID levels ................................................................................................................. 26
Disk drive sizes and types ............................................................................................. 27
Spare disks ................................................................................................................. 27
Array sizing ................................................................................................................ 28
Preparing the site ...................................................................................................................... 29
Racking the disk enclosure ......................................................................................................... 30
Rack installation best practices ............................................................................................. 30
Racking procedures ............................................................................................................ 31
Installing disk drives in the enclosure ........................................................................................... 32
Disk drive options ............................................................................................................... 32
Disk drive guidelines ........................................................................................................... 32
Installing a disk drive .......................................................................................................... 32
Installing SAS controllers or controller enclosures ........................................................................... 34
Preparing the server .................................................................................................................. 34
Connecting SAS cables and power cords ..................................................................................... 35
Overview .......................................................................................................................... 35
Cabling best practices ........................................................................................................ 35
Connecting SAS cables to the server or controller enclosure ..................................................... 36
Connecting SAS cables to cascaded disk enclosures ............................................................... 37
Connecting power cords ..................................................................................................... 38
Powering on the disk enclosure ................................................................................................... 39
Power on best practices ....................................................................................................... 39
Power on procedures .......................................................................................................... 39
Verifying the operating status of the disk enclosures ....................................................................... 40
5 Configuration .................................................................................. 41
Configuration overview .............................................................................................................. 41
Supported software tools ........................................................................................................... 41
6 Operation and management ............................................................. 43
Powering on disk enclosures ....................................................................................................... 43
Powering off disk enclosures ....................................................................................................... 44
Updating disk enclosure firmware ............................................................................................... 44
7 Cabling examples ............................................................................ 45
Large Form Factor D2600 disk enclosures — maximum capacity configuration .................................. 46
Small Form Factor D2700 disk enclosures — maximum capacity configuration .................................. 47
Dual domain example — best fault tolerance cabling .................................................................... 48
Dual domain — best performance cabling ................................................................................... 49
Dual domain—alternative cabling ............................................................................................... 50
8 Troubleshooting ............................................................................... 51
If the enclosure does not initialize ............................................................................................... 51
Diagnostic steps ....................................................................................................................... 51
Is the enclosure front fault LED amber? .................................................................................. 51
Is the enclosure rear fault LED amber? ................................................................................... 52
Is the power on/standby button LED amber? .......................................................................... 52
Is the power supply LED amber? ........................................................................................... 52
Is the I/O module fault LED amber? ...................................................................................... 53
Is the fan LED amber? ......................................................................................................... 53
Recognizing disk drive failure ..................................................................................................... 54
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