Lenovo ThinkCentre M55 User Manual - Page 27

Installing, options - memory

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Chapter 3. Installing options This chapter provides an introduction to the features and options that are available for your computer. You can expand the capabilities of your computer by adding memory, adapters, or drives. When installing an option, use these instructions along with the instructions that come with the option. Important Before you install or remove any option, read "Important safety information" on page v"Important safety information" on page v. These precautions and guidelines will help you work safely. Features Note: Use only the parts provided by Lenovo. This section provides an overview of the computer features and preinstalled software. System information The following information covers a variety of models. For a listing of features for your specific model, go to Chapter 5, "Using the Setup Utility," on page 49. Microprocessor v Intel® Pentium® 4 processor with HyperThreading Technology v Intel Pentium D processor v Intel Celeron® D processor v Intel Core™ 2 Duo processor v Internal cache (size varies by model type) Memory v Support for four double data rate dual inline memory modules (DDR2 DIMMs) v 8 Mbit flash memory for system programs © Lenovo 2005, 2006. Portions © IBM Corp. 2005. 11

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Chapter
3.
Installing
options
This
chapter
provides
an
introduction
to
the
features
and
options
that
are
available
for
your
computer.
You
can
expand
the
capabilities
of
your
computer
by
adding
memory,
adapters,
or
drives.
When
installing
an
option,
use
these
instructions
along
with
the
instructions
that
come
with
the
option.
Important
Before
you
install
or
remove
any
option,
read
“Important
safety
information”
on
page
v“Important
safety
information”
on
page
v.
These
precautions
and
guidelines
will
help
you
work
safely.
Note:
Use
only
the
parts
provided
by
Lenovo
.
Features
This
section
provides
an
overview
of
the
computer
features
and
preinstalled
software.
System
information
The
following
information
covers
a
variety
of
models.
For
a
listing
of
features
for
your
specific
model,
go
to
Chapter
5,
“Using
the
Setup
Utility,”
on
page
49.
Microprocessor
v
Intel
®
Pentium
®
4
processor
with
HyperThreading
Technology
v
Intel
Pentium
D
processor
v
Intel
Celeron
®
D
processor
v
Intel
Core
™
2
Duo
processor
v
Internal
cache
(size
varies
by
model
type)
Memory
v
Support
for
four
double
data
rate
dual
inline
memory
modules
(DDR2
DIMMs)
v
8
Mbit
flash
memory
for
system
programs
©
Lenovo
2005,
2006.
Portions
©
IBM
Corp.
2005.
11