FRU
replacement
notices
This
section
contains
notices
related
to
removing
and
replacing
parts.
Read
this
section
carefully
before
replacing
any
FRU.
Screw
notices
Loose
screws
can
cause
a
reliability
problem.
In
the
IBM
ThinkPad
computer,
this
problem
is
addressed
with
special
nylon-coated
screws
that
have
the
following
characteristics:
v
They
maintain
tight
connections.
v
They
do
not
easily
come
loose,
even
with
shock
or
vibration.
v
They
are
harder
to
tighten.
v
Each
one
should
be
used
only
once.
Do
the
following
when
you
service
this
machine:
v
Keep
the
screw
kit
(for
the
P/N,
see
“Miscellaneous
parts”
on
page
181)
in
your
tool
bag.
v
Always
use
new
screws.
v
Use
a
torque
screwdriver
if
you
have
one.
Tighten
screws
as
follows:
v
Plastic
to
plastic
Turn
an
additional
90
degrees
after
the
screw
head
touches
the
surface
of
the
plastic
part:
90 degrees more
(Cross-section)
v
Logic
card
to
plastic
Turn
an
additional
180
degrees
after
the
screw
head
touches
the
surface
of
the
logic
card:
180 degrees more
(Cross-section)
v
Torque
driver
If
you
have
a
torque
driver,
refer
to
the
“Torque”
column
for
each
step.
FRU
replacement
notices
ThinkPad
X30,
X31,
X32
71
Summary of Contents for 2672PXU - THINKPAD X31 PM-1.6G 40GB
Page 6: ...2 MT 2672 2673 2884 2885 ...
Page 130: ...3 4 6 5 continued Removing and replacing a FRU 126 MT 2672 2673 2884 2885 ...
Page 133: ...3 4 6 9 8 7 continued Removing and replacing a FRU ThinkPad X30 X31 X32 129 ...
Page 174: ...LCD FRUs 12 1 in XGA TFT 1 3 6 2 4 5 7 Parts list 170 MT 2672 2673 2884 2885 ...
