v
Drive
CRU:
You
can
install
up
to
14
hot-swap
drive
CRUs
in
the
storage
expansion
enclosure.
v
Drive
Fault
LED:
Each
drive
CRU
has
a
DriveFault
LED.
When
lit,
this
amber
LED
indicates
a
drive
failure.
When
flashing,
this
amber
LED
indicates
that
a
drive
identify
or
rebuild
process
is
in
progress.
v
General
system
error
LED:
When
lit,
this
amber
LED
indicates
that
the
unit
has
a
power
supply,
fan
unit,
ESM,
or
hard
disk
drive
error.
v
Power-on
LED:
When
lit,
this
green
LED
indicates
that
the
storage
expansion
enclosure
has
dc
power.
v
Enclosure
identity
LED:
When
lit,
this
blue
LED
indicates
that
the
unit
is
being
identified
by
the
controller.
This
LED
is
also
lit
when
the
devices
that
are
part
of
a
fibre
channel
loop
are
identified.
shows
the
Storage
Manager
and
firmware
versions
required
to
support
enclosure
identity
LED
activity
for
the
different
storage
servers
that
support
the
DS4000
EXP700
and
DS4000
EXP710.
Table
8.
Enclosure
identity
LED
activity
support
requirements
Connected
storage
server
Storage
Manager
version
Firmware
version
FAStT200,
FAStT500,
or
DS4400
8.21
or
later
5.21
or
later
DS4300
8.33
or
later
5.33
or
later
DS4500
8.30
or
later
5.30
or
later
v
Tray
handle:
Use
this
multipurpose
handle
to
insert
and
remove
a
drive
CRU
in
the
bay.
v
Latch:
This
multipurpose
blue
latch
releases
or
locks
the
drive
CRU
in
place.
Rear
controls,
indicators,
and
connectors
Two
hot-swap
power-supply
CRUs,
two
hot-swap
fan
CRUs,
and
two
ESMs
are
accessible
from
the
back
of
the
storage
expansion
enclosure.
These
components
contain
several
controls,
indicators,
and
connectors.
Power-supply
controls,
indicators,
and
connectors
The
storage
expansion
enclosure
comes
with
two
400-Watt
hot-pluggable,
redundant
power
supplies.
Each
power
supply
has
a
power
and
a
fault
LED
located
on
the
back
of
the
storage
expansion
enclosure.
The
green
LED
indicates
that
the
power
supply
is
detecting
ac
power.
The
amber
fault
LED
is
lit
if
the
power
supply
is
unable
to
deliver
dc
power.
The
storage
expansion
enclosure
requires
that
both
power
supplies
be
installed
to
meet
Electromagnetic
Compatibility
(EMC)
and
cooling
requirements.
shows
their
locations.
8
IBM
TotalStorage
DS4000
EXP700
and
EXP710
Storage
Expansion
Enclosures:
Installation,
User’s,
and
Maintenance
Guide
Summary of Contents for TotalStorage DS4000 EXP710
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