IBM 8480 Hardware Maintenance Manual - Page 87

System, board - firmware

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Page 87 highlights

System board Notes: 1. Read "Safety information" on page 119. 2. Read "System reliability considerations" on page 33. 3. When replacing the system board, you must either update the system with the latest firmware or restore the pre-existing firmware that the customer provides on a diskette or CD image. 4. It is recommended that the server be placed on its left side before performing this service procedure. Rotate the feet in toward the server so they do not detach due to the weight of the server. To remove the system board, complete the following steps: 1. Turn off the server, if it is on. 2. Unplug the server. 3. Remove the side cover. See "Removing the side cover" on page 40. 4. Remove the front bezel. See "Removing the front bezel" on page 68. 5. Remove the support bracket. See "Removing the side cover" on page 40. 6. Disconnect the cables. 7. Remove the adapter cards and both adapter retaining brackets (see "Installing an adapter" on page 43). 8. Remove the hot-swap hard disk drive cage. See "Hot-swap hard disk drive cage" on page 72. 9. Remove memory modules. See "Installing memory modules" on page 57. 10. Remove the microprocessor. See "Microprocessor / fan sink" on page 71. 11. Remove screws and lift the system board out of the server. Chapter 5. Field replaceable units 77

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System
board
Notes:
1.
Read
“Safety
information”
on
page
119.
2.
Read
“System
reliability
considerations”
on
page
33.
3.
When
replacing
the
system
board,
you
must
either
update
the
system
with
the
latest
firmware
or
restore
the
pre-existing
firmware
that
the
customer
provides
on
a
diskette
or
CD
image.
4.
It
is
recommended
that
the
server
be
placed
on
its
left
side
before
performing
this
service
procedure.
Rotate
the
feet
in
toward
the
server
so
they
do
not
detach
due
to
the
weight
of
the
server.
To
remove
the
system
board,
complete
the
following
steps:
1.
Turn
off
the
server,
if
it
is
on.
2.
Unplug
the
server.
3.
Remove
the
side
cover.
See
“Removing
the
side
cover”
on
page
40.
4.
Remove
the
front
bezel.
See
“Removing
the
front
bezel”
on
page
68.
5.
Remove
the
support
bracket.
See
“Removing
the
side
cover”
on
page
40.
6.
Disconnect
the
cables.
7.
Remove
the
adapter
cards
and
both
adapter
retaining
brackets
(see
“Installing
an
adapter”
on
page
43).
8.
Remove
the
hot-swap
hard
disk
drive
cage.
See
“Hot-swap
hard
disk
drive
cage”
on
page
72.
9.
Remove
memory
modules.
See
“Installing
memory
modules”
on
page
57.
10.
Remove
the
microprocessor.
See
“Microprocessor
/
fan
sink”
on
page
71.
11.
Remove
screws
and
lift
the
system
board
out
of
the
server.
Chapter
5.
Field
replaceable
units
77