FRU
tests
The
following
table
shows
the
test
for
each
FRU.
FRU
Applicable
test
System
board
1.
Diagnostics
-->
CPU/Coprocessor
2.
Diagnostics
-->
Systemboard
3.
If
the
docking
station
or
the
port
replicator
is
attached
to
the
ThinkPad
computer,
undock
it.
Place
the
computer
on
a
horizontal
surface,
and
run
Diagnostics
-->
Other
Devices
-->
IBM
HDD
Active
Protection
Test.
Note:
Do
not
apply
any
physical
shock
to
the
computer
while
the
test
is
running.
Power
Diagnostics
-->
Other
Devices
-->
IBM
AC
Adapter
,
IBM
Battery
1
(IBM
Battery
2)
LCD
unit
1.
Diagnostics
-->
Video
Adapter
2.
Interactive
Tests
-->
Video
Modem,
MDC
or
BMDC
1.
Make
sure
the
modem
is
set
up
correctly.
2.
Replace
the
modem
jack
and
the
modem
card
in
turn,
and
run
the
following
test
in
Diagnostics
-->
Communication
:
a.
Conexant
Smart
Modem
Interrupt
b.
Conexant
Smart
Modem
Dialtone
Audio
1.
Interactive
Tests
-->
Internal
Speaker
2.
Diagnostics
-->
Other
Devices
-->
Analog
Devices
AC97
CODEC
Test
Speaker
Interactive
Tests
-->
Internal
Speaker
PC
Card
slots
1.
Diagnostics
-->
Systemboard
-->
PCMCIA
2.
Insert
a
PC
Card
Wrap
Plug
into
every
PC
Card
Slot,
and
run
Diagnostics
-->
Systemboard
-->
PCMCIA
External
Loop
Keyboard
1.
Diagnostics
-->
Systemboard
-->
Keyboard
2.
Interactive
Tests
-->
Keyboard
TrackPoint
or
pointing
device
If
the
TrackPoint
does
not
work,
check
the
configuration
in
the
ThinkPad
Configuration
program.
If
the
TrackPoint
is
disabled,
select
Enable
to
enable
it.
After
you
use
the
TrackPoint,
the
pointer
may
drift
on
the
screen
for
a
short
time.
This
drift
can
occur
when
a
slight,
steady
pressure
is
applied
to
the
TrackPointing
Stick.
This
symptom
is
not
a
hardware
problem.
If
the
pointer
stops
after
a
short
time,
no
service
action
is
necessary.
If
enabling
the
TrackPoint
does
not
correct
the
problem,
continue
with
the
following:
v
Interactive
Tests
-->
Mouse
(continued)
Product
overview
52
ThinkPad
X40
(2369,
2370,
2371,
2372,
2382,
2386)
