HP Surestore Disk Array 12h - And FC60 Service Manual page 411

managing disk array capacity 189
memory
battery backup for 261
DIMMs 239
servicing notes 239
SIMMs 239
MIA
installation 163
removal and replacement 340
mirroring
described 45
modules
controller enclosure 31
disk enclosure 24
moving a disk enclosure 135
moving a volume group 203
moving disk modules
from one array to another 201
within an array 201
N
noise level 371
number of days battery will maintain power 261
NVSRAM, behavior 205
O
operating environment 374
specifications 370
operating system
support 360
operating system support 18
overheating
caused by obstructed air flow 252
controller enclosure 37
due to fan failure 258
power supply 268
P
parity
described 46
path, verification 172
PDU/PDRU 117
installation 119
order numbers 365
recommended for HP System/E racks 118
troubleshooting 284
performance
array configuration 69
I/Os per second 70
impact of configuration settings 196
rebuild 59
SCSI channels 68
split-bus configurartion 70
planning a disk array configuration 67
power
AC input specifications 373
AC input, disk enclosure 369
battery 261, 262
DC specifications 370, 374
disk enclosure 373
harnesses 272
intermittent loss to controllers 272
loss and recovery 268
recommended UPS 119
redundancy 267
power button assy, disk enclosure
removal and replacement 312
power cable
troubleshooting 284
power consumption
controller enclosure 369
disk enclosure 373
power cord
installation 149
with power supply 267
power cord, controller enclosure
with power supply 39
power distribution units (PDU/PDRU) 117
power down
controller enclosure 40
power harness
servicing notes 272
power interface board 267
described 274
servicing notes 274
Index
411