IBM 8308 Computer Hardware User Manual


 
Types
8305,
8306,
8309,
and
8313
Notes:
1.
The
BIOS
and
Vital
Product
Data
(VPD)
for
the
computer
you
are
servicing
must
be
installed
on
the
new
system
board
(FRU)
after
it
is
installed
in
the
computer.
To
do
this,
you
must
run
the
Flash
Update
program
using
the
Flash
Update
diskette.
See
“BIOS
levels”
on
page
265,
“Vital
product
data”
on
page
264,
and
“Flash
update
procedures”
on
page
265.
2.
Always
ensure
the
latest
level
of
BIOS
is
installed
on
the
computer.
A
down
level
BIOS
may
cause
false
errors
and
unnecessary
replacement
of
the
system
board.
3.
The
processor
is
a
separate
FRU
from
the
system
board
and
is
not
included
with
the
system
board
FRU.
4.
If
the
new
system
board
does
not
correct
the
problem,
reinstall
the
options
on
the
old
system
board,
reinstall
the
old
system
board,
then
replace
the
processor.
1.
Remove
the
cover.
See
“Removing
the
cover”
on
page
40.
2.
Remove
the
7
screws
that
attach
the
system
board
to
the
chassis.
3.
Remove
the
board
from
the
chassis.
4.
Remove
the
processor
from
the
old
system
board
and
install
it
on
the
new
system
board.
5.
Remove
any
memory
modules
on
the
old
system
board,
and
install
them
on
the
new
system
board.
6.
Ensure
that
the
new
system
board
jumper
settings
match
the
old
system
board
jumper
settings.
82
Hardware
Maintenance
Manual