Hot-Swap
System
Fans
The
following
procedures
describe
the
removal
and
replacement
of
the
hot-swap
system
fans.
Before
performing
the
following
procedures,
read
the
“Safety
Notices”
on
page
ix.
This
system
supports
hot-swap
and
redundant
cooling.
The
system
electronics
are
cooled
with
three
system
cooling
fans.
Note:
Each
fan
unit
has
two
LEDs
on
the
top
cover.
The
green
LED
indicates
the
fan
is
operating
properly.
The
amber
LED
indicates
a
fan
failure.
Removing
a
Hot-Swap
System
Fan
To
remove
a
hot-swap
system
fan,
do
the
following:
1.
Place
the
system
into
the
service
position
as
described
in
“Placing
the
Model
275
into
the
Service
and
Operating
Position”
on
page
248.
2.
Remove
the
service
access
cover
as
described
in
“Removing
the
Service
Access
Cover”
on
page
249
3.
Locate
the
system
fans,
as
shown
in
the
following
illustration.
4.
Pull
on
the
orange
locking
knob
of
the
failing
fan
until
you
feel
it
unlock.
5.
Press
and
hold
the
plastic
tab
attached
to
the
fan
tray
away
from
the
system
fan.
6.
Pull
on
the
locking
knob
of
the
failing
fan
again
until
you
feel
the
fan
pull
away
from
its
connector.
7.
Lift
the
failing
fan
unit
out
of
the
fan
tray.
1
System
Fan
1
5
Orange
Locking
Knob
2
System
Fan
2
6
Model
275
3
System
Fan
3
7
Service
Access
Cover
4
System
Fan
LEDs
266
IntelliStation
POWER
9114
Model
275
Service
Guide
Содержание 9114-275 - IntelliStation POWER 275
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Страница 377: ...Spine information IntelliStation POWER 9114 Model 275 IntelliStation POWER 9114 Model 275 Service Guide SA38 0636 00 ...