Lenovo Types 8342 Manuel D’Utilisation
Overview
This
guide
is
intended
to
be
used
by
customers
who
are
replacing
Customer
Replaceable
Units
(CRUs)
as
well
as
trained
service
personnel
who
are
replacing
Field
Replaceable
Units
(FRUs).
In
this
guide,
CRUs
and
FRUs
will
often
be
referred
to
as
parts.
Note:
Trained
service
personnel
should
refer
to
the
Hardware
Maintenance
Manual
(HMM)
for
parts
ordering
information.
This
guide
does
not
include
procedures
for
all
parts.
It
is
expected
that
cables,
switches,
and
certain
mechanical
parts
can
be
replaced
by
trained
service
personnel
without
the
need
for
step-by-step
procedures.
Note:
Use
only
parts
provided
by
Lenovo
™
.
This
guide
contains
procedures
for
replacing
the
following
parts:
v
Power
supply
v
System
board
v
Microprocessor
v
Memory
modules
v
Adapter
v
Hard
disk
drive
v
Optical
drive
v
Diskette
drive
v
System
fan
v
Front
audio/USB
panel
v
Keyboard
v
Mouse
v
Internal
speaker
Safety
information
for
replacing
CRUs
Do
not
open
your
computer
or
attempt
any
repair
before
reading
the
“Important
safety
information”
in
the
Quick
Reference
that
was
included
with
your
computer.
If
you
no
longer
have
this
copy
of
the
Quick
Reference,
you
can
obtain
one
online
from
the
Support
Web
site
at
http://www.lenovo.com/think/support.
Safety
information
for
replacing
FRUs
Do
not
attempt
any
repair
before
reading
the
“Important
safety
information”
in
the
Hardware
Maintenance
Manual
(HMM)
for
the
computer.
You
can
find
the
HMM
on
the
Support
Web
site
at
http://www.lenovo.com/think/support.
©
Lenovo
2005.
Portions
©
IBM
Corp.
2005.
v