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Index
A
a hot-swap E-DDM
replacing 155
a hot-swap hard disk drive
replacing 155
about this document xxi
ac power cords and receptacles 27
ac power recovery 27
ac power requirements 27
ac power supply
cabling 111
ac power supply and fan unit
replacing 49, 164
ac power supply and fan unit, removal 42
ac site wiring requirements 27
accessible documentation 217
acoustical noise emission values 26
address, IBM xxix
airflow 12, 25, 28
altitude ranges 25
area requirements 22
audience xxi
B
battery
LEDs 142
replacing 142
battery unit
LEDs 18, 128
overview 17
replacing 175
bays
hot-swap drive 7
best practices 5
bezel
overview 19
replacing 150
blank trays 151
board ID 123
BOOTP server
sample network 11
C
cabling
ac power supply 111
dc power supply 111
cabling rules and recommendations 78
cabling schemes
DS4700 and storage expansion enclosures 77
one DS4700 and one EXP100 storage expansion
enclosure 80
one DS4700 and one EXP710 storage expansion
enclosure 85
one DS4700 and one EXP810 storage expansion
enclosure 89
cabling schemes (continued)
one DS4700 and three or more EXP100 storage
expansion enclosures 82
one DS4700 and three or more EXP710 storage
expansion enclosures 86
one DS4700 and three or more EXP810 storage
expansion enclosures 90
one DS4700 and two EXP100 storage expansion
enclosures 81
one DS4700 and two EXP710 storage expansion
enclosures 85
one DS4700 and two EXP810 storage expansion
enclosures 89
cabling the DS4700 Express
connecting two or more storage expansion
enclosures in a mixed environment 94
cabling the storage subsystem
connecting host to RAID controller 104
connecting secondary interface cables 100
connecting storage expansion enclosures 68
cabling topologies
one DS4700 and four storage expansion
enclosures 74
one DS4700 and one storage expansion
enclosure 72
one DS4700 and three storage expansion
enclosures 74
one DS4700 and two or more storage expansion
enclosures in a mixed configuration 76
one DS4700 and two storage expansion
enclosures 72
one DS4700 and up to six storage expansion
enclosures 74
storage expansion enclosures and storage
subsystem 70
cache battery
See battery 142
cache memory
cache active LED 141
size of 140
caution and danger notices xv
checking the LEDs 125
Class A electronic emission notice 218
comments about this document, how to send xxix
components
2 or 4 Gbps hard disk drives 6
battery unit 17
battery units 6
bezel 6, 19
controllers 6
dc power supply and fan unit 6
dc power supply and fan units 14
filter and filter retainer 7
power supply and fan units 6
SFP modules 6
weights 23
Concepts Guide 203
configuration, installing the storage subsystem 110
© Copyright IBM Corp. 2010 231