Health Check process
93
heat dissipation
21
heat output
24
host adapter, connecting to RAID controller
82
host-agent management method
80
hot swap
drive bays
7
drive LED activity described
128
hardware
128
hot-swap E-DDMs
installing
128
replacing
44
hot-swap hard disk drives
126
installing
128
replacing
44
hub
See managed hub
82
I
IBM Safety Information
193
IBM System Storage DS5020
battery unit
15
battery unit LEDs
103
cache memory and cache battery
116
Health Check process
93
installing the configuration
91
identification numbers
163
in-band management method
80
indicator LEDs
during power up
101
indicator lights
power supply and fan unit Fault
13
power supply and fan unit Power
13
information record, storage subsystem and
controller
164
installation
into a rack
40
into a rack cabinet
27
preparation
29, 36
installed device records
166
installing and replacing devices
blank trays
126
hot-swap hard disk drives
121
interconnect-battery unit
battery packs
117
inventory checklist
3
iSCSI
loop configurations
87
iSCSI technology, definition of
3
L
LC-LC Fibre Channel cable
51
connecting to an SFP
52
removing
54
LEDs
battery unit
103
cache battery
117
controller
104
diagnostic
107
LEDs (continued)
front bezel
102
link rate setting, verifying
136
loop configurations
overview
85, 87
redundant
85
loop redundancy, described
55
M
managed hub
in Fibre Channel loop configurations
85
in iSCSI loop configurations
87, 88
using to connect host to RAID controller
82
memory, cache
cache active LED
116
size of
116
midplane
replacing
149
Migration Guide
183
mixed configuration
cabling topologies
66
multiple drives
replacing
131
multiple E-DDMs
replacing
131
My Support
5
N
non-IBM rack installation
171
notes, important
198
notices
197
electronic emission
200
FCC, Class A
200
safety and caution
xiii
static-sensitive precautions
121
numbers, drive ID
9
numeric display
107
O
out-of-band management method
81
overheating, power supplies
114
overview of the product
1
P
part numbers, power cords
179
particulate contamination
199
planned shutdown, powering off
109
power cord use by country
179
power cords
179
power indicator light
power supply and fan unit
13
power outage
due to overheated power supplies
114
power supply and fan unit
described
13
Index
215