Lenovo ThinkCentre M55 (English) User guide - Page 27

Installing, options - core 2 duo

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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 or adapters. When installing an option, use these instructions along with the instructions that come with the option. Note: Use only parts provided by Lenovo. Important Before you install or remove any option, read "Important safety information" on page v. These precautions and guidelines will help you work safely. Features This section provides an overview of the computer features and preinstalled software. System information The following information covers a variety of models. For information for your specific model, use the Setup Utility. See Chapter 5, "Using the Setup Utility," on page 41. Microprocessor (varies by model) 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) Memory v Support for two double data rate 2 (DDR2) dual inline memory modules (DIMMs) Internal drives © 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
or
adapters.
When
installing
an
option,
use
these
instructions
along
with
the
instructions
that
come
with
the
option.
Note:
Use
only
parts
provided
by
Lenovo.
Important
Before
you
install
or
remove
any
option,
read
“Important
safety
information”
on
page
v.
These
precautions
and
guidelines
will
help
you
work
safely.
Features
This
section
provides
an
overview
of
the
computer
features
and
preinstalled
software.
System
information
The
following
information
covers
a
variety
of
models.
For
information
for
your
specific
model,
use
the
Setup
Utility.
See
Chapter
5,
“Using
the
Setup
Utility,”
on
page
41.
Microprocessor
(varies
by
model)
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)
Memory
v
Support
for
two
double
data
rate
2
(DDR2)
dual
inline
memory
modules
(DIMMs)
Internal
drives
©
Lenovo
2005,
2006.
Portions
©
IBM
Corp.
2005.
11