7.
Go
to
“Completing
the
FRU
replacement.”
on
page
45
when
the
power
supply
has
been
installed.
Replacing
the
system
board
1.
Shut
down
your
operating
system
and
turn
off
the
computer.
2.
Remove
the
cover.
See
“Removing
the
cover”
on
page
39.
3.
Remove
any
adapters
connected
to
the
system
board.
4.
Disconnect
all
cables
connected
to
the
system
board.
See
“Identifying
parts
on
the
system
board”
on
page
39.
5.
Remove
the
screws
that
hold
the
system
board
to
the
chassis.
6.
Lift
the
system
board
out.
7.
Remove
the
microprocessor
from
the
system
board
and
install
it
on
the
new
system
board.
8.
Remove
the
memory
modules
from
the
system
board
and
install
them
on
the
new
system
board.
9.
Reverse
this
procedure
to
install
the
new
system
board.
10.
Go
to
“Completing
the
FRU
replacement.”
on
page
45
when
the
system
board
has
been
installed.
Replacing
the
hard
disk
drive
1.
Shut
down
your
operating
system
and
turn
off
the
computer.
2.
Remove
the
cover.
See
“Removing
the
cover”
on
page
39.
3.
Remove
the
front
bezel.
See“Removing
the
front
bezel”
on
page
41.
4.
Disconnect
the
cables
attached
to
the
hard
disk
drive.
44
Hardware
Maintenance
Manual
Types
2292,
2273,
6043,
6343,
6349,
6350,
6790,
6791,
6792,
6793,
6794,
6795,
6823,
6825