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®
ThinkCentre
A57 Tower (9851) - TopSeller (Vista
Slot x
Name
Type-model
bay
☞
A57 9851-C4U 4x4 Pentium E2180
A57 9851-BYU 4x4 Pentium E2180
☞
A57 9851-C9U 4x4 Core 2 Duo E4600 2.40
A57 9851-CCU 4x4 Core 2 Duo E4600 2.40
A57 9851-CDU 4x4 Core 2 Duo E8200 2.66
• These small and medium business (SMB) models are part of the US TopSeller ™ Program
• These models have a 3-year limited warranty
Positioning
Quality, reliability, and security for small/medium businesses
Processor
Intel
dual-core, Intel 64 Technology, Execute Disable Bit, EIST,
800MHz system bus, and 1MB shared L2 cache or
Intel Core™ 2 Duo Processor E4600 with dual-core,
Intel 64 Technology, Execute Disable Bit, EIST,
800MHz system bus, and 2MB shared L2 cache or
Intel Core 2 Duo Processor E8200 with dual-core,
Intel 64 Technology, Virtualization Technology, Execute Disable Bit,
EIST, TXT, and 1333MHz system bus with 6MB shared L2 cache
Implementation
Processor in FC-LGA6 or FC-LGA8 package in LGA775 socket
Memory
1GB or 2GB std, 4GB max
non-parity, dual-channel capable, two 240-pin DIMM sockets;
Italics:
Non-italics: standard memory in one socket; one socket available
Graphics
Intel Graphics Media Accelerator 3100 (GMA 3100),
integrated graphics in G31, uses main memory (up to 256MB),
one analog VGA DB-15 connector,
supports dual independent display with optional ADD2 adapter
SATA disk
160GB, SATA 3.0Gb/s 7200 rpm, vibration dampening mounts
SATA controller
Serial ATA, SATA 3.0Gb/s, integrated in ICH7
SATA Combo
Some: CD-RW/DVD-ROM Combo SATA 1.5Gb/s Drive
SATA DVD±RW
Some: Super Multi-Burner DL DVD±RW SATA 1.5Gb/s Drive
SATA cables
Two SATA cables (each 1-drop to device), four SATA connectors on planar
eSATA port
None
EIDE controller
Enhanced IDE, ATA-100, integrated in ICH7, one EIDE connector on planar
Diskette drive
None
Media reader
None
Chipset
Intel G31 Express Chipset; I/O Controller Hub 7 (ICH7) for SATA 3.0Gb/s,
ATA-100 EIDE, PCI Express
ITE Tech
Front ports
Two USB 2.0, microphone (stereo, 3.5mm), headphone (stereo, 3.5mm)
Rear ports
Four USB 2.0, serial (9-pin), parallel (25-pin), keyboard (PS/2), mouse (PS/2),
ethernet (RJ-45), monitor (VGA DB-15)
Internal connector
Two USB 2.0 planar connectors (one used; one open for media reader)
Rear audio ports
Line-in (stereo, 3.5mm), line-out (stereo, 3.5mm), microphone (stereo, 3.5mm)
Audio
High Defi nition (HD) Audio, Realtek
Speaker
One internal speaker for business audio
Ethernet
Gigabit ethernet on planar, Marvell
Intel AMT
None
Modem
None
Security chip
None
Keyboard
Preferred Pro USB Keyboard (USB connector), 104-key, black, Lenovo
Mouse
Optical Wheel Mouse (USB connector), 400 dpi, black, Lenovo logo
Power supply
280 watts with variable speed fan, manual switch
Preloaded operating system
®
- Microsoft
Windows
Business Edition (32-bit)
Preloaded applications
• Rescue and Recovery™
• Client Security Solution™
• ThinkVantage Productivity Center
• System Migration Assistant
• Norton Internet Security™
(90 days of virus defi nitions)
• Diskeeper
®
Home
• PC-Doctor™ (diagnostics)
• Adobe
®
Reader
• Windows Live™ Toolbar
• Windows Live Search
• Picasa from Google
• Microsoft Offi ce 2007 Trial (60-day)
• Sonic RecordNow and Drive Letter
Access (combo, DVD±RW)
• Corel
®
®
WinDVD
(combo, DVD±RW)
See footnotes for important warranty information
☞ US models announced April 29, 2008; previous models on April 8, 2008
L2
Processor
cache
GHz
2.00
1MB
2.00
1MB
2MB
2MB
6MB
®
®
Pentium
Dual-Core Processor E2180 with
8
, PC2-5300 667MHz DDR2,
standard memory in both sockets; no sockets avail;
®
x1, PCI 2.3, USB, LPC bus /
®
IT8718 Super I/O for serial, parallel, keyboard, mouse functions
20
Accessories
®
Vista
1GB PC2-5300 DDR2 UDIMM (TopSeller)
2GB PC2-5300 DDR2 UDIMM (TopSeller)
250GB SATA 3.0Gb/s Disk (7200 rpm)
5
500GB SATA 3.0Gb/s Disk (7200 rpm)
USB 2.0 Lenovo Multimedia Headset
USB 2.0 Lenovo Webcam
USB 2.0 Essential Memory Key 32GB
USB 2.0 Ultra Secure Memory Key 8GB
USB 2.0 Portable Secure 320GB Hard Disk 43R2019
Super Multi-Burner DL DVD±RW SATA Drive 41N5620
ThinkVision
ThinkVision L2240p Wide 22" Monitor
ThinkVision L2440p Wide 24" Monitor
Wireless Kbd & Opt Wheel Mouse (via USB) 73P4067
Laser Tilt Wheel Mouse (USB, PS/2)
Kensington Cable Lock from Lenovo
ADD2 DVI-I PCIe Connection Adapter
ADD2 DVI-D Monitor Connection (HDCP)
ATI™ Radeon™ HD 2400 Pro 128MB
ATI Radeon HD 2400 XT 256MB
ATI Radeon HD 2600 XT 512MB
Acc Guide in pdf lenovo.com/accessoriesguide
Other accessories at lenovo.com/accessories
®
)
SATA
2nd Disk
Core
Memory
8
disk
Bay
Dual
1GB
160GB
2
None Combo
Dual
2GB
160GB
None DVD±RW GMA Business32 Premium None Apr 08
Dual
1GB
160GB
None Combo
Dual
2GB
160GB
None DVD±RW GMA Business32 Premium None Apr 08
Dual
1GB
160GB
None DVD±RW GMA Business32 Basic
1
®
ALC662 codec
®
88E8056, PCIe x1, Wake on LAN
®
L1940p Wide 19" Monitor
Personal Systems Reference (PSREF)
SATA
Vista
optical Graphics
preload
GMA Business32 Basic
GMA Business32 Basic
Tower
• Business black color; metal case
• 6.9" W X 17.3" D X 15.8" H
• 175mm W X 440mm D X 402mm H
• 24.2 lb (11.0 kg) in max confi guration
• Handle on top front
• Toolless cover removal
• Toolless disk, diskette drive,
optical drive removal
• Toolless adapter retention
Bay ① 5.25", 1.6" high, access,
Bay ② 5.25", 1.6" high, access,
Bay ③ 3.5", 1" high,
access,
Bay ④ 3.5", 1" high,
no access, std disk
Slot 1: half-length, full-height, PCI Express x16 (75w max)
Slot 2: half-length, full-height, PCI Express x1
Slot 3: half-length, full-height, 32-bit PCI 2.3
Slot 4: half-length, full-height, 32-bit PCI 2.3
One lock to secure both cover and
•
entire system to fi xed object:
- Padlock loop (in rear for opt padlock)
- Security slot (in rear for optional
Kensington
Power-on password
•
•
Administrator password
•
Hard disk password
•
Boot sequence control
•
Boot without keyboard, mouse, diskette
Serial port I/O control
•
•
Parallel port I/O control
•
USB port disablement
®
Supports ThinkVantage
RoHS-compliant
®
logo
Limited Warranty
➫ 3-year parts and labor
➫ International Warranty Service
➫ Customer Replaceable Unit (CRU)
43R2001
parts only (with limited onsite service
43R2002
for selected parts
41N3015
Mon - Fri coverage excluding holidays,
43R1990
next business day response time)
➫ Onsite service upgrade options
40Y8518
40Y8519
(in eligible locations):
45K1258
3-year LOR 9x5, 4 hour response
•
45J5918
(ThinkPlus
3-year LOR 24x7, 4 hour response
•
(ThinkPlus part number 45K5956)
4424HB6
4-year LOR 9x5, Next Business Day
•
4422HB6
(ThinkPlus part number 45K5957)
4420HB2
4-year LOR 9x5, 4 hour response
•
(ThinkPlus part number 45K5958)
41U3074
4-year LOR 24x7, 4 hour response
•
73P2582
(ThinkPlus part number 45K5959)
➫ ThinkPlus services at
73P2516
43R1985
lenovo.com/thinkplus/warranty
➫ Post warranty maintenance
43R1961
43R1962
services available
➫ 24 hour x 7 day
43R1963
during the warranty period
via 800-426-7378
Avail
Vista
Global
date
logo
Educ
None May 08
None May 08
None Apr 08
optical
②
③
disk
std optical
open
open (reader/diskette)
Security
®
®
Microsaver
cable)
®
technologies
1
9
3
, 8 am - 5 pm,
7
™
part number 45K5955)
14
toll-free support
1
© Lenovo
(TUNS1-6) May 2008
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