Fan
Tray
Assembly
The
following
procedures
describe
the
removal
and
replacement
of
the
fan
tray
assembly.
Before
performing
the
following
procedures,
read
the
“Safety
Notices”
on
page
xi.
The
three
system
cooling
fans
rest
in
a
fan
tray.
The
fans
can
remain
in
the
tray
while
the
tray
is
removed
or
replaced.
Removing
the
Fan
Tray
Assembly
To
remove
the
fan
tray
assembly,
do
the
following:
1.
Stop
the
system
as
described
in
“Stopping
the
System”
on
page
282.
2.
Place
the
system
into
the
service
position
as
described
in
“Placing
the
Model
6C3
into
the
Service
Position”
on
page
284
or
“Placing
the
Model
6E3
into
the
Service
and
Operating
Position”
on
page
286.
3.
Disconnect
the
power
source
from
the
system.
Note:
This
system
may
be
equipped
with
a
second
power
supply.
Before
continuing
with
this
procedure,
ensure
that
the
power
source
to
the
system
is
completely
disconnected.
4.
Remove
the
service
access
cover
as
described
in
“Removing
the
Model
6C3
Service
Access
Cover”
on
page
288
or
“Removing
the
Model
6E3
Service
Access
Cover”
on
page
289.
5.
If
your
system
does
not
contain
a
SCSI
media
device
in
the
SCSI
media-device
bay,
go
to
the
next
step.
To
identify
the
SCSI
media
device
locations,
see
“System
Locations”
on
page
9.
If
your
system
does
contain
SCSI
media
device,
do
the
following:
a.
Remove
the
front
bezel
as
described
in
“Removing
the
Model
6C3
Front
Bezel”
on
page
291
or
“Removing
the
Model
6E3
Front
Bezel”
on
page
292.
b.
Press
the
blue
media-bay-chassis
latches
and
pull
the
media
bay
chassis
forward
in
the
system
chassis
but
do
not
remove
it
from
the
system
chassis.
To
identify
the
media-bay-chassis
latches,
see
the
illustrations
in
“Removing
the
Media
Bay
Chassis”
on
page
345.
6.
Locate
the
fan
tray,
as
shown
in
the
following
illustration.
7.
Release
the
LED
light-pipe
plate
attached
to
the
fan
tray
by
pressing
the
latch
attached
to
the
disk
drive
backplane
and
rotating
the
plate
up
and
off
of
the
LED
light
pipes.
8.
Pull
up
on
the
two
blue
locking
knobs
located
at
either
end
of
the
fan
tray
until
you
feel
them
unlock.
9.
While
holding
the
blue
plastic
latch
on
the
back
of
the
disk
drive
backplane,
lift
up
on
the
end
of
the
fan
tray
that
is
next
to
the
latch
until
it
clears
the
latch.
10.
Using
the
two
blue
locking
knobs
at
either
end
of
the
fan
tray
assembly,
lift
it
straight
up
and
out
of
the
system
unit.
11.
If
you
are
removing
the
fan
tray
as
part
of
another
procedure,
return
to
that
procedure.
If
you
are
removing
the
fan
tray
because
the
fan
tray
itself
is
damaged
or
failing
to
operate
correctly,
remove
the
three
hot-swap
system
fans
from
the
fan
tray
as
described
in
“Removing
a
Hot-Swap
System
Fan”
on
page
318.
Chapter
9.
Removal
and
Replacement
Procedures
321
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