Docking, Board/blower, Housing – IBM BladeCenter T Type 8720 User Manual
Page 85: Assembly, Type
Docking
board/blower
housing
assembly
-
(dc
Type
8720
and
ac
Type
8730)
Complete
the
following
steps
to
replace
the
docking
board/blower
housing
assembly.
Note:
v
Read
v
Read
the
safety
notices
at
″Safety
information
″
on
page
v
Read
1.
Shut
down
the
system,
and
remove
power
from
the
system
(see
2.
For
Type
8720
(dc)
systems,
remove
the
dc
terminal
covers
and
power
connections
to
each
of
the
dc
terminals.
For
Type
8730
(ac)
systems,
remove
each
power
cord
from
the
input
power
connections
on
the
rear
of
the
BladeCenter
T
unit.
3.
Remove
the
power
modules
from
the
bays
at
the
front
of
the
unit
on
the
same
side
of
the
docking
board/blower
housing
assembly
that
you
are
replacing.
Note:
The
power
modules
dock
into
the
docking
board
on
the
assembly
and
must
be
removed
before
you
can
remove
the
assembly.
4.
At
the
rear
of
the
unit,
remove
the
two
blowers
from
the
docking
board/blower
housing
assembly
that
you
are
replacing
(see
5.
Remove
the
KVM
module
from
the
rear
of
the
system
(see
6.
Remove
the
LAN
module
from
the
rear
of
the
system
(see
7.
Remove
all
I/O
switches
and
switch
fillers
from
the
rear
of
the
unit.
See
8.
For
Type
8720,
remove
the
dc
rear
panel
from
the
rear
of
the
unit
(see
For
Type
8730,
remove
the
ac
rear
panel
from
the
rear
of
the
unit
(see
9.
Remove
the
two
upper
flex
circuit
assemblies
(see
and
the
two
lower
flex
circuit
assemblies
(see
10.
Loosen
the
two
captive
fasteners
located
above
and
below
the
power
inlet
receptacles.
11.
Loosen
the
captive
fastener
that
attaches
the
old
docking
board/blower
housing
assembly
to
the
system
chassis.
Chapter
5.
Service
replaceable
units
75