IBM THINKCENTRE 8123 User Manual
Page 26
21.
Install
the
new
system
board
assembly
into
the
computer
chassis
by
aligning
the
four
slots
in
the
metal
plate
on
the
bottom
of
the
system
board
with
the
tabs
in
the
chassis.
Then
slide
the
system
board
toward
the
rear
of
the
chassis.
Important
Make
sure
to
correctly
align
the
metal
plate
on
the
bottom
of
the
system
board
with
the
tabs
in
the
chassis.
Otherwise,
the
system
board
might
be
damaged
when
you
install
the
screws.
22.
Align
the
seven
screw
holes,
and
install
the
screws.
23.
Reinstall
all
adapter
cards.
See
24.
Reconnect
all
cables
that
were
disconnected
from
the
system
board.
Make
sure
all
cables
are
routed
correctly.
See
for
cable
locations.
25.
Reinstall
the
lower
drive
cage
and
secure
it
with
the
thumb
screw.
26.
Reconnect
the
signal
and
power
cables
to
the
drives
in
the
lower
drive
cage.
27.
Reinstall
the
air
baffle.
28.
Go
to
18
Hardware
Replacement
Guide