Lenovo ThinkPad T40 Hardware Maintenance Manual - Page 7

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About this manual This manual contains service and reference information for ThinkPad® T40/T40p, T41/T41p, T42/T42p series (MT2373, 2374, 2375, 2376, 2378, 2379, 2668, 2669, 2678, 2679, 2686, and 2687), and ThinkPad Dock II (MT2877) products. 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 for trained service personnel 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 review the safety information under "Safety notices: multilingual translations" on page 4, "Safety information" on page 16, and "Laser compliance statement" on page 22. © Lenovo 2006. Portions © IBM Corp. 2006. 1

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About
this
manual
This
manual
contains
service
and
reference
information
for
ThinkPad
®
T40/T40p,
T41/T41p,
T42/T42p
series
(MT2373,
2374,
2375,
2376,
2378,
2379,
2668,
2669,
2678,
2679,
2686,
and
2687),
and
ThinkPad
Dock
II
(MT2877)
products.
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
for
trained
service
personnel
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
review
the
safety
information
under
“Safety
notices:
multilingual
translations”
on
page
4,
“Safety
information”
on
page
16,
and
“Laser
compliance
statement”
on
page
22.
©
Lenovo
2006.
Portions
©
IBM
Corp.
2006.
1