Chapter 2. overview, Additional information resources, Chapter – Lenovo ThinkCentre A57e User Manual
Page 11: Overview, Additional, Information, Resources
Chapter
2.
Overview
This
guide
provides
information
about
installing
or
replacing
Customer
Replaceable
Units
(CRUs).
However,
this
guide
does
not
include
procedures
for
all
parts.
It
is
expected
that
cables,
switches,
and
certain
mechanical
parts
be
replaced
by
trained
service
personnel
without
the
need
for
step-by-step
procedures.
Note:
Use
only
parts
provided
by
Lenovo.
This
guide
contains
instructions
for
installing
or
replacing
the
following
parts:
v
Battery
v
Power
supply
v
Hard
disk
drive
v
Optical
drive
v
Diskette
drive
v
Memory
module
v
Adapter
card
v
System
fan
assembly
v
Front
audio
and
USB
assembly
v
Keyboard
v
Mouse
Additional
information
resources
If
you
have
Internet
access,
the
most
up-to-date
information
for
your
computer
is
available
at:
http://www.lenovo.com/support
You
can
find:
v
CRU
removal
and
installation
information
v
CRU
removal
and
installation
videos
v
Publications
v
Troubleshooting
information
v
Parts
information
v
Downloads
and
drivers
v
Links
to
other
useful
sources
of
information
v
Support
phone
list
©
Lenovo
2005,
2008.
Portions
©
IBM
Corp.
2005.
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