Lenovo ThinkCentre M51 User Manual - Page 19

Expansion, Power, Security, features, Preinstalled, software, Operating, systems, preinstalled, - manual

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Expansion v Five drive bays v Two standard peripheral component interconnect (PCI) adapter connectors v One PCI Express x1 adapter connector v One PCI Express x16 graphics adapter connector Power v 310 W power supply with manual voltage selection switch v Automatic 50/60 Hz input frequency switching v Advanced Power Management support v Advanced Configuration and Power Interface (ACPI) support Security features v User and administrator passwords for BIOS access v Hard disk user and master passwords (some models) v Support for the addition of a padlock to secure the computer cover v Keyboard with fingerprint reader (some models, see the Access IBM program for more information) v Cover present switch (some models) v Startup sequence control v Startup without diskette drive, keyboard, or mouse v Unattended start mode v Diskette and hard disk I/O control v Serial and parallel port I/O control v Security profile by device Preinstalled software Your computer might come with preinstalled software. If it does, an operating system, device drivers to support built-in features, and other support programs are included. Operating systems, preinstalled (varies by model type) Note: Not all countries or regions will have these operating systems. v Microsoft® Windows XP Home v Microsoft Windows XP Professional Operating systems tested for compatibility or certified1 (varies by model type) v Linux® 1. The operating systems listed here are being certified or tested for compatibility at the time this publication goes to press. Additional operating systems might be identified as compatible with your computer following the publication of this booklet. Corrections and additions to this list are subject to change. To determine if an operating system has been certified or tested for compatibility, check the Web site of the operating system vendor. Chapter 1. Installing options 3

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Expansion
v
Five
drive
bays
v
Two
standard
peripheral
component
interconnect
(PCI)
adapter
connectors
v
One
PCI
Express
x1
adapter
connector
v
One
PCI
Express
x16
graphics
adapter
connector
Power
v
310
W
power
supply
with
manual
voltage
selection
switch
v
Automatic
50/60
Hz
input
frequency
switching
v
Advanced
Power
Management
support
v
Advanced
Configuration
and
Power
Interface
(ACPI)
support
Security
features
v
User
and
administrator
passwords
for
BIOS
access
v
Hard
disk
user
and
master
passwords
(some
models)
v
Support
for
the
addition
of
a
padlock
to
secure
the
computer
cover
v
Keyboard
with
fingerprint
reader
(some
models,
see
the
Access
IBM
program
for
more
information)
v
Cover
present
switch
(some
models)
v
Startup
sequence
control
v
Startup
without
diskette
drive,
keyboard,
or
mouse
v
Unattended
start
mode
v
Diskette
and
hard
disk
I/O
control
v
Serial
and
parallel
port
I/O
control
v
Security
profile
by
device
Preinstalled
software
Your
computer
might
come
with
preinstalled
software.
If
it
does,
an
operating
system,
device
drivers
to
support
built-in
features,
and
other
support
programs
are
included.
Operating
systems,
preinstalled
(varies
by
model
type)
Note:
Not
all
countries
or
regions
will
have
these
operating
systems.
v
Microsoft
®
Windows
XP
Home
v
Microsoft
Windows
XP
Professional
Operating
systems
tested
for
compatibility
or
certified
1
(varies
by
model
type)
v
Linux
®
1. The
operating
systems
listed
here
are
being
certified
or
tested
for
compatibility
at
the
time
this
publication
goes
to
press.
Additional
operating
systems
might
be
identified
as
compatible
with
your
computer
following
the
publication
of
this
booklet.
Corrections
and
additions
to
this
list
are
subject
to
change.
To
determine
if
an
operating
system
has
been
certified
or
tested
for
compatibility,
check
the
Web
site
of
the
operating
system
vendor.
Chapter
1.
Installing
options
3