2.
Close
the
lever
until
the
pull-ring
latch
locks
in
place.
Make
sure
the
lever
locks
into
place
in
the
storage
expansion
enclosure
chassis.
3.
Repeat
steps
1
and
2
to
replace
the
second
power
supply.
Complete
the
following
steps
to
replace
the
fan
unit
CRUs
that
you
removed:
1.
Place
the
fan
CRU
in
front
of
the
fan
bay.
2.
Ensure
that
you
move
the
fan
latch
towards
the
exterior
of
the
storage
expansion
enclosure
(away
from
the
power
supply
and
ESM
CRUs)
before
you
insert
the
fan.
Hold
the
latch
in
the
open
position
while
inserting
the
fan
unit
into
the
fan
bay.
The
open
side
of
the
fan
CRU
faces
the
power
supply
and
ESM
CRUs.
If
the
fan
does
not
go
into
the
bay,
rotate
it
180°.
(See
3.
If
the
latch
does
not
automatically
lock
when
you
have
successfully
inserted
the
fan
unit
into
the
bay,
pull
back
on
the
fan
slightly
and
then
push
it
in
again
until
the
latch
snaps
into
place.
4.
Repeat
steps
1
through
3
to
replace
the
second
fan.
Lever
e
xp70017
Figure
17.
Replacing
a
power-supply
CRU
2 G
b/s
X1
0
X1
Tra
y N
um
ber
Conflict
1 G
b/s
e
xp70008
Figure
18.
Replacing
a
fan
CRU
28
IBM
TotalStorage
DS4000
EXP700
and
EXP710
Storage
Expansion
Enclosures:
Installation,
User’s,
and
Maintenance
Guide
Summary of Contents for TotalStorage FAStT EXP700
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