About
this
manual
This
manual
contains
service
and
reference
information
for
the
following
ThinkPad
®
products.
ThinkPad
T400
MT
2764,
2765,
2766,
2767,
2768,
2769,
2773,
6473,
6474,
6475,
7417,
7420,
7425,
and
7434
ThinkPad
R400
MT
2782,
2783,
2784,
2786,
2787,
2788,
2789,
7438,
7439,
7440,
7443,
7445,
7446,
and
7447
Use
this
manual
along
with
the
advanced
diagnostic
tests
to
troubleshoot
problems.
The
manual
is
divided
into
sections
as
follows:
v
The
common
sections
provide
general
information,
guidelines,
and
safety
information
required
in
servicing
computers.
v
The
product-specific
section
includes
service,
reference,
and
product-specific
parts
information.
Important:
This
manual
is
intended
only
for
trained
servicers
who
are
familiar
with
ThinkPad
products.
Use
this
manual
along
with
the
advanced
diagnostic
tests
to
troubleshoot
problems
effectively.
Before
servicing
a
ThinkPad
product,
be
sure
to
read
all
the
information
under
“Safety
information”
on
page
1
and
“Important
service
information”
on
page
17.
©
Copyright
Lenovo
2008
v
Summary of Contents for XT904UT
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