IBM MT2373 Laptop User Manual


 
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
daughter
card
(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
tests
in
Diagnostics
-->
Communication:
a.
Lucent
Soft
Modem
Loopback
b.
Lucent
Soft
Modem
Dialtone
c.
Conexant
Smart
Modem
Interrupt
d.
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
Hard
disk
drive
Diagnostics
-->
Fixed
Disks
Diskette
drive
1.
Diagnostics
-->
Diskette
Drives
2.
Interactive
Tests
-->
Diskette
DVD
drive
or
DVD/CD-RW
combo
drive
1.
Diagnostics
-->
Other
Devices
-->
CD-ROM/DVD
2.
Interactive
Tests
-->
CD-ROM/DVD
Test
(continued)
Product
overview
ThinkPad
T40/T40p,
T41/T41p,
T42/T42p
Series
53