Lenovo ThinkCentre A55

Lenovo United States Announcement
107-607, dated October 23, 2007
New ThinkCentre A55 TopSeller small form factor models offer
excellent performance at competitive prices
Description .................................................2
Warranty information ................................. 3
Services ..................................................... 4
Technical information .................................4
Terms and conditions ................................ 8
Prices .......................................................10
At a glance
Benefits of the ThinkCentre A55 systems include:
• Excellent performance and room for growth:
– High performance and the latest Intel dual-core processors
(selected models)
– Outstanding 2D/3D graphics performance for demanding graphics
– Support for Serial ATA devices
• Innovative toolless mechanical design for easy upgrades and service
• ThinkVantage technologies that can help:
– Make computing simpler
– Lower your total cost
– Increase PC availability and control
These new models of the ThinkCentre® A55 series offer a blend of
essential features and technology, including enhanced memory speed,
a USB Preferred Pro full-size keyboard, Intel® dual-core processor
technology, and numerous data protection tools.
What's new
Selected new models come with Core 2 Duo 4500 processors.
Leadership design
• Innovative toolless mechanical design for easy upgrades and service
• Support for up to 4 GB of double data rate 2 (DDR2) system
Easy to use and manage
• ThinkVantage™ Rescue and Recovery™ software: One-button
recovery solution that lets you restore your previously saved system
image, including data, applications, and operating system
to key ThinkVantage
• ThinkVantage Productivity Center: Easy access
technologies and IBM service and support
• Easy-to-service chassis design: Maximizes uptime, makes upgrades
easy, and makes repairs fast with toolless cover removal, toolless
slots, and internal bays that flip up and allow components to slide in
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on rails
• Easy-to-access high-speed USB 2.0 ports
Optimized for connectivity
Integrated Gigabit Ethernet
IBM service and support
Worldwide service and support3
For up-to-date marketing and technical information, visit
Certain product family features are limited to selected models that may not be available in all
countries. Some combinations of features are not supported. Refer to the Prices section of this
announcement for the models and features available in your country.
Maximum capacity may require the replacement of the standard component with the largest supported
component available.
Requires Internet access account, not included. Support is available during the limited warranty period.
International Warranty Service (IWS) is available in any country in which this product is sold and serviced.
Service delivery methods and parts availability vary by country, may be different from that in the country of
purchase, and are subject to change without notice. Fees and restrictions may apply in some countries.
Planned availability
November 2007
Industry-leading technologies
Lenovo systems include feature improvements in security, systems recovery, and location
• Lenovo password management is easy to use, enables secure access to your system and
Web pages, and is integrated with the fingerprint reader available on many Lenovo systems
• Lenovo systems include a fully integrated recovery environment that works when your
operating system is not working
• Lenovo systems manage everything that changes when your location changes, not just your
Internet connection
• Intel dual-core processors with integrated L2 cache
• Intel 946GZ core chipset
• Innovative toolless mechanical design for easy upgrades and service support
Leading business tools and data protection software
Symantec Client Security, with 90 days of virus definition updates, is a comprehensive antivirus
product for Microsoft Windows operating systems that can simply and reliably detect and remove
viruses from your computer.
PC-Doctor diagnoses common problems on major system components. Diagnostic tests are run
either locally or remotely through the Internet or an intranet.
• Support for up to 4 GB of DDR2 SDRAM
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• Integrated Gigabit Ethernet
• 16x max DVD-ROM (selected models)
• DVD Recordable (selected models)
• Standard audio onboard
• Serial ATA HDD
• Advanced Configuration and Power Interface (ACPI) support
• One 25-pin parallel port
• Two 9-pin serial ports (2nd serial port via cable)
• Eight USB 2.0 ports — two front, six rear for easy connection of peripherals
• Mouse, keyboard, and VGA monitor ports
• Line-out, line-in, microphone audio jack-in, and headphone-out ports
• One PCI Express x 1 or one ADD 2-R slot — half length
• One PCI adapter slot — half length
• One 3.5-inch slim external accessible bay (FDD)
• One 3.5-inch standard size HDD bay (populated)
• One 5.25-inch external half-high bay (optical drives)
Other software tools
The ThinkCentre A55 includes a unique set of software tools to help you manage your desktop
computing assets.
Backup copies of your software: The ThinkCentre A55 has a product recovery program
resident on the system HDD. The ThinkVantage Rescue and Recovery program can back up
your system and restore it to its previously saved level.
A hidden service partition will provide preload recovery.
For up-to-date marketing and technical information on your ThinkCentre A55 systems, visit
Warranty information
For a copy of applicable product warranties, contact your authorized Lenovo Reseller or Lenovo
Lenovo makes no representation or warranty regarding third-party products or services.
Telephone support may be subject to additional charges, even during the limited warranty
period. For Lenovo machines with on-site labor, your service provider will attempt to diagnose
and resolve the problem remotely before sending a technician.
All offers are subject to availability. Lenovo reserves the right to alter product offerings and
specifications at any time without notice. Lenovo is not responsible for photographic or
typographic errors.
Intel and Pentium are registered trademarks of Intel Corporation.
Microsoft and Windows are trademarks of Microsoft Corporation.
Rescue and Recovery, ThinkVantage, and Lenovo are trademarks of Lenovo in the United States, other
countries, or both
ThinkCentre is a registered trademark of Lenovo in the United States, other countries, or both
Lenovo United States 107-607
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Other company, product, and service names may be trademarks or service marks of others.
Global Technology Services
IBM services include business consulting, outsourcing, hosting services, applications, and other
technology management.
These services help you learn about, plan, install, manage, or optimize your IT infrastructure to
be an On Demand Business. They can help you integrate your high-speed networks, storage
systems, application servers, wireless protocols, and an array of platforms, middleware, and
communications software for Lenovo™ and many non-Lenovo offerings.
For details on available services, contact your IBM representative or visit
For details on available IBM Business Continuity and Recovery Services, contact your IBM
representative or visit
For details on education offerings related to specific products, visit
Select your country, and then select the product as the category.
Technical information
Specified operating environment
HDD specifications
Formatted capacity(4)
Rotational Speed
Read/write cache
160 GB
Serial ATA
7200 rpm
80 GB
Serial ATA
7200 rpm
(4) GB equals 1,000,000,000 bytes when referring to storage capacity.
Accessible capacity is less; up to 4 GB is used in service partition.
Mechanical specifications
• Width: 310 mm (12.2 in)
• Depth: 358 mm (14.1 in)
• Height: 87.5 mm (3.3 in)
• Weight: 8.5 kg (18.7 lb)
• Monitor weight on system: 45 kg (100 lb) maximum
To ensure installability and serviceability in non-Lenovo industry standard racks, review the
installation planning information for any product specific installation requirements.
Electrical power specifications
• 225-watt supply with variable speed fan
• 110- or 220-volt operation controlled by a switch on the back of the unit
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– 100 to 127 (nominal) V ac; 50 to 60 Hz; 6.0 A (maximum)
– 200 to 240 (nominal) V ac; 50 to 60 Hz; 3.0 A (maximum)
• Input kilovolt-amperes (kVA) (approximate):
– Minimum configuration as shipped: 0.09 kVA
– Maximum configuration: 0.23 kVA
Note: Power consumption and heat output vary depending on the number and type of optional
features installed and the power-management optional features in use.
Air temperature specifications:
• System on: 10° to 35°C (50° to 95°F)
• System off: 10° to 60°C (50° to 140°F)
• Maximum altitude: 914 m (3,000 ft)
Note: The maximum altitude, 914 m (3,000 ft), is the maximum altitude at which the specified air
temperatures apply. At higher altitudes, the maximum air temperatures are lower than those
Airflow: Approximately 0.85 cubic meters per minute (30 cubic feet per minute) maximum
Noise level specifications: Declared acoustical noise emissions
• Declared (upper-limit) sound-power levels:
– Idle: 4.0 bels
– Operating: 4.4 bels
• Average sound-pressure levels at operator position:
– Idle: 29 dBA
– Operating: 33 dBA
Note: These levels were measured in controlled acoustical environments according to the
procedures specified by the American National Standards Institute (ANSI) S12.10 and ISO 7779
and are reported in accordance with ISO 9296. Actual sound-pressure levels in a given location
might exceed the average values stated because of room reflections and other nearby noise
sources. The declared sound-power levels indicate an upper limit, below which a large number
of computers will operate.
Selected models of the ThinkCentre® A55 systems are designed to meet the EPA ENERGY
STAR requirements.
Note: As an ENERGY STAR partner, Lenovo has determined that this product meets the
ENERGY STAR guidelines for energy efficiency.
Industry standards:
ThinkCentre A55 systems conforms to the following industry standards:
• ACPI v2.3
• DMI v2.0
• IEEE 1284 (enhanced parallel port)
• IEEE 1294 (parallel port)
• IEEE 802.3 (Ethernet)
• JEDEC 240-pin DIMM memory
• SmBios v2.3.4
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• PC 2001
• PCI v2.2 and PCI BIOS v2.1
• Serial ATA
• PXE v2.1
• USB v2.0
ThinkCentre A55 systems carry the following certifications:
• Operating systems:
– Microsoft™ Windows™ Vista Business 32
– Microsoft Windows Vista Home Basic 32
– Microsoft Windows XP Professional Edition
– Microsoft Windows XP Home Edition
– FCC — Part 15, Class B (U.S., Canada)
– CE Mark (Europe)
– VCCI V-3/V-4, Class B (Japan, radiated)
– JEITA (Japan, harmonic)
– ACA C-Tick (Australia, New Zealand)
– BMSI — CNS13438, Class B (Taiwan)
– MCI (Korea)
• Safety
– UL (U.S.)
– CUL (Canada)
– CB Certificate (Worldwide)
– TUV-GS (Europe)
– NOM (Mexico)
– SABS (South Africa)
– Hong Kong
– PST (Singapore)
– IRAM (Argentina)
• EMC and Safety
– CCC (China)
– GOST (Russia)
– SASO (Saudi Arabia)
• Other
– PC Green Label (Japan)
– ISO 9241-3 capable (full compliance requires a certified monitor and fonts)
ThinkCentre A55 systems may carry other certifications that are not listed above.
Operating environment
• Relative humidity: 8% to 80%
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• Heat output (approximate):
– Minimum: 206 Btu/hr / 60 W
– Maximum: 549 Btu/hr / 160 W
Software requirements: ThinkCentre A55 systems are either preloaded or tested for
compatibility with the following operating systems. Lenovo will provide problem determination for
these operating systems and provide device driver support for the hardware installed from the
Preloaded software:
• Microsoft Windows XP Professional
Tested software:
• Microsoft Windows XP Home Edition
• Microsoft Windows 2000 Professional
• Microsoft Windows Vista Home Premium 32
• PC DOS (limited)
Operating system video graphics driver support is required for graphics capabilities. Although
these systems have been compatibility tested with the above operating systems, additional video
driver support may be required from the operating system vendor.
Other operating systems have not been tested and Lenovo does not provide problem
determination or device driver support.
BIOS: Flash ROM supports Compatibility BIOS (CBIOS) and POST.
Plug-and-play support: Systems support the plug-and-play specifications that make it easier for
you to install, upgrade, and make changes to the PC. Plug-and-play systems that use
plug-and-play adapter cards are self-configuring.
ACPI: ACPI provides an industry-standard method to control system-level resources via the
operating system.
BIOS setup utility: The BIOS setup utility program implements power-saving functions.
Desktop Management Interface (DMI): The ThinkCentre systems are DMI V2.0-compliant.
• If all I/O card slots are populated, average wattage of the I/O cards should be limited to 7.5
watts. Populating all I/O card slots with options that have an average load of greater than 7.5
watts will cause recommended thermal limits in the I/O card area to be exceeded.
• ThinkCentre A55 systems with gigabit integrated Ethernet are considered as Class A digital
Planning information
Customer responsibilities: Systems are designated as customer setup (CSU). CSU allowance
is one day.
Cable orders: Except for system power, keyboard, and mouse connections, there are no cabling
requirements. All cables are provided with the system unit. Instructions are provided as part of
initial setup.
Installability: Following the set up instructions, attach the keyboard and peripherals then turn on
the power. Setup is run after the computer has successfully completed its initial self tests.
The setup utility resides in flash ROM. In some instances, you are prompted to run this utility, or
you can invoke it by pressing the F1 key when prompted during system startup.
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All power supplies have built-in overload and surge protection.
Packaging: ThinkCentre A55 systems: System unit carton
• System unit
• Hardware assembly package
– Power cord
– Keyboard
– Mouse
– Publications
– Floor stand (selected models)
Security, auditability, and control
The ThinkCentre A55 systems support the following security features:
• One lock to secure both cover and entire system to fixed object:
– Security slot (in rear for optional Kensington Microsaver cable)
– No keylock
• Power-on password
• Administrator password
• Boot sequence control
• Boot without keyboard, mouse, diskette
• USB/Ethernet/serial/parallel/SATA/EIDE/diskette enable or disable
• Disk, removable, and network device password
• Diskette write protect
• Front USB port disablement
The following is also visible on the outside of the system unit:
• Machine type and model
• System serial number
The customer is responsible for evaluation, selection, and implementation of security features,
administrative procedures, and appropriate controls in application systems and communications
Terms and conditions
IBM credit corporation financing: Yes
To obtain copies of the Lenovo Statement of Limited Warranty, contact your reseller or Lenovo.
In the United States, call 800-426-7378 or write to:
Warranty Information
500 Park Offices Drive
Research Triangle Park, NC 27709
Attn: Dept ZPYA/B600
Warranty period for machine type 9636
• System hardware — One year on parts and labor
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Optional Lenovo features initially installed in a Lenovo system carry the same warranty period as
the system. If installed after the initial system installation, they carry the balance of the system
warranty or the optional feature warranty, whichever is greater.
Warranty service: If required, your service provider provides repair or exchange service
depending on the type of warranty service specified below for the machine. A service technician
will attempt to resolve your problem over the telephone. You must follow the problem
determination and resolution procedures. Scheduling of service will depend upon the time of
your call and is subject to parts availability. Service levels are response time objectives and are
not guaranteed. The specified level of warranty service may not be available in all worldwide
locations, additional charges may apply outside your service provider's normal service area,
contact your local service provider representative or your reseller for country- and
location-specific information.
Customer replaceable unit (CRU) service: Lenovo will ship CRUs to you for you to install, Tier
1 CRUs are easy to install whereas Tier 2 CRUs require some technical skill and tools. CRU
information and replacement instructions are shipped with your machine and are available from
Lenovo at any time on your request. You may request that a service provider install CRUs, at no
additional charge, under the type of warranty service designated for your machine. Lenovo
specifies in the materials shipped with a replacement CRU whether a defective CRU must be
returned. When return is required, return instructions and a container are shipped with the
replacement CRU, and you may be charged for the replacement CRU if Lenovo does not receive
the defective CRU within 30 days of your receipt of the replacement.
On-site service: Your service provider will either repair or exchange the failing machine at your
location and verify its operation. You must provide a suitable working area to allow disassembly
and reassembly of the machine. The area must be clean, well-lit, and suitable for the purpose.
For some machines, certain repairs may require sending the machine to a designated service
Call 800-426-7378 to assist with problem isolation for hardware to determine if warranty service
is required. Telephone support may be subject to additional charges, even during the limited
warranty period.
International Warranty Service (IWS): IWS is available during the warranty period to
customers who travel or relocate to countries where their computer is sold and serviced by a
service provider authorized to perform warranty service. Eligible Lenovo computers are identified
by their four-digit machine type.
You can obtain IWS through the method of service, such as CRU, depot, carry-in or on-site,
provided in the servicing country. Service methods and procedures vary by country, and some
service or parts may not be available in all countries. Service centers in certain countries may
not be able to service all models of a particular machine type. In addition some countries may
have fees and restrictions that apply at the time of service.
Note: Due to the earth's magnetic field, CRT monitors are manufactured to work in northern,
southern, and equatorial regions of the earth and may not produce a satisfactory image when
moved between them. Any required adjustment (if possible) is not covered under IWS and may
be subject to a chargeable action. The magnetic field does not affect flat-panel LCD monitors
and ThinkPad® LCD displays.
Licensing: Programs included with this product are licensed under the terms and conditions of
the license agreements that are shipped with the system.
ThinkPlus™ and Lenovo Care maintenance services
Warranty and maintenance options: The announced products may be eligible for ThinkPlus
and Lenovo Care maintenance services, convenient prepackaged offerings for warranty service
upgrades and maintenance services.
Refer to the Prices section for information on the availability of ThinkPlus and Lenovo Care
maintenance services.
Field-installable features: Yes
Model conversions: No
Machine installation: Customer setup. Customers are responsible for installation according to
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the instructions Lenovo provides with the machine.
Graduated program license charges apply: No. These products do not contain licensed
internal code or licensed machine code.
Educational allowance: None
2.2 GHz/800 MHz, 2 MB cache,
512 MB memory(6), 80 GB HDD(7),
Windows XP-Pro(8), 16x Max DVD-ROM(9),
Gigabit Ethernet adapter,
Integrated Intel(R) Graphics Media
Accelerator 3000, Integrated audio,
floor stand, USB Preferred Pro
full-size keyboard, Optical mouse,
Internal mono speaker
2.2 GHz/800 MHz, 2 MB cache,
1024 MB memory, 160 GB HDD,
Windows XP-Pro, DVD Recordable,
Gigabit Ethernet adapter,
Integrated Intel Graphics
Media Accelerator 3000,
Integrated audio, floor stand,
USB Preferred Pro full-size keyboard,
Optical mouse, Internal mono speaker
ThinkCentre A55 (2 x 3 small form factor)
Core 2 Duo E4500
(5) List price does not include tax or shipping and is
subject to change without notice. Reseller prices
may vary.
(6) For models without a separate video card, memory supports both
system and video. Accessible system memory may be up to 64 MB
less than the amount stated, depending on video mode.
(7) GB equals 1,000,000,000 bytes when referring to storage
capacity. Accessible capacity is less; up to 4 GB is used
in service partition.
(8) Some software may differ from its retail version (if available),
and may not include user manuals or all program functionality.
Software license agreements may apply.
(9) CD and DVD drives list maximum rates; rates are variable and
are often less than the maximum possible.
ThinkPlus services for warranty and maintenance charges
The offerings below apply to models 2NU and 2PU of machine type 9636.
2 year IOR 9 x 5 NBD
3 year IOR 9 x 5 NBD
1 year IOR 9 x 5
4-hour average response
2 year IOR 9 x 5
4-hour average response
3 year IOR 9 x 5
4-hour average response
part number
IOR = On-site repair
NBD = Next business day
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ThinkPlus MA for post warranty
part number
x 4
x 4
IBM Global Services is the preferred, authorized warranty service, warranty service upgrade, and
post-warranty service provider for Lenovo products (excluding mainland China).
For ServiceElect (ESA) maintenance service charges, contact IBM Global Services at
IBM Global Financing: IBM Global Financing offers competitive financing to credit-qualified
customers to assist them in acquiring IT solutions. Offerings include financing for IT acquisition,
including hardware, software, and services, from both IBM and other manufacturers or vendors.
Offerings (for all customer segments: small, medium, and large enterprise), rates, terms, and
availability can vary by country. Contact your local IBM Global Financing organization or visit
IBM Global Financing offerings are provided through IBM Credit LLC in the United States, and
other IBM subsidiaries and divisions worldwide to qualified commercial and government
customers. Rates are based on a customer's credit rating, financing terms, offering type,
equipment type, and options, and may vary by country. Other restrictions may apply. Rates and
offerings are subject to change, extension, or withdrawal without notice.
Financing offering/capabilities: Financing solutions from IBM Global Financing can help you
stretch your budget and affordably acquire the new product. But beyond the initial acquisition,
our end-to-end approach to IT management can also help keep your technologies current,
reduce costs, minimize risk, and preserve your ability to make flexible equipment decisions
throughout the entire technology life cycle.
Intel is a registered trademark of Intel Corporation.
Microsoft and Windows are trademarks of Microsoft Corporation.
Lenovo and ThinkPlus are trademarks of Lenovo in the United States, other countries, or both
ThinkCentre and ThinkPad are registered trademarks of Lenovo in the United States, other countries, or
Other company, product, and service names may be trademarks or service marks of others.
This announcement is provided for your information only. For additional information, contact your Lenovo representative, call
866-96THINK, or visit the Lenovo home page at: http://www.lenovo.com/us/en/
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