Mainstream business performance; two spindles
Intel
®
Core™ i5 processor i5-520M or i5-540M with dual-core,
DMI (Direct Media Interface), integrated DDR3 memory controller (up to 1066MHz),
Intel Turbo Boost, Hyper-Threading technology; 3MB cache
2GB or 3GB std / 8GB max
7
/ PC3-10600 1333MHz DDR3, non-parity,
dual-channel capable, two 204-pin SO-DIMM sockets;
Italics: standard memory in both sockets; no sockets available;
Non-italics: standard memory in one socket; one socket available
DVD burner, SATA 1.5Gb/s, 12.7mm high, fi xed, not removable, tray-in
160GB
8
(7200 rpm), 250GB (5400 rpm), or 320GB (7200 rpm) /
SATA 3.0Gb/s, 2.5" wide, 9.5mm high,
removable, upgradable, Active Protection System™
15.6" (395mm) HD (1366x768) color, anti-glare, LED backlight,
220 nits, 16:9 aspect ratio, 500:1 contrast ratio
Some: camera on top of screen, 2.0-megapixel, fi xed focus
Intel HD Graphics in processor,
external analog monitor support via VGA DB-15 connector and
digital monitor support via DisplayPort (supports single-link DVI-D via cable 45J7915);
supports dual independent display;
Maximum external resolution: 2560x1600 (DisplayPort)@60Hz;
2048x1536 (VGA)@75Hz; 1920x1200@60Hz (single-link DVI-D via cable 45J7915)
6-row, ThinkVantage button, spill-resistant, multimedia Fn keys
TrackPoint
®
pointing device, Internet Scroll Bar
13
, magnifying glass
UltraNav™, wide touchpad below keybrd, Tap Zones, scrolling regions label, multi-touch
None
15.6W" (WxDxH): 15" x 9.7" x 1.26–1.42"; 380mm x 247mm x 32–36mm
4-cell: from 5.48 lb (2.49kg); 6-cell: from 5.67 lb (2.57kg); 9-cell: from 6.01 lb (2.73kg)
black
Acrylonitrile-Butadiene-Styrene (ABS) plastic
Lithium Ion 6-cell
4-cell: up to 2.8 hr; 6-cell: up to 4.9 hr; 9-cell: up to 8.0 hr
Mobile Intel HM55 Express Chipset
One slot (ExpressCard/34)
7-in-1 reader (MMC, Memory Stick, Mem Stick Pro, SD, SDHC, XD, XD Type H)
Three USB 2.0 (one powered), one USB 2.0/eSATA combo port,
external monitor
11
(VGA DB-15, DisplayPort), ethernet (RJ-45)
Two PCI Express Mini Card slots
Some:
11
b/g/n
wireless
4
,
ThinkPad 11
b/g/n, PCIe Half Mini Card
Some:
11a/b/g/n wireless
4
, PCIe Half
Mini Card, Intel Centrino
®
Advanced-N 6200, 2x2
Wireless WAN upgradable
None
Bluetooth 2.1 wireless, LED indicator
Realtek
®
RTL8111DL Gigabit Network Connection
None
High Defi nition (HD) Audio, Realtek ALC269Q codec / stereo speakers, 1.5 watt x 2 /
volume up, down, mute buttons / digital mic,
mic mute button, combo audio/mic jack
Power-on password, hard disk password, supervisor password, security keyhole
Trusted Platform Module, TCG 1.2-compliant
Some: UPEK fi ngerprint reader on palm rest,
swipe sensor, supports the security chip
3-years/1-year battery, limited onsite service
24
, 8 am - 5 pm, Mon - Fri coverage
excluding holidays, next business day response time
/ service upgrades
22
available
Positioning
Processor
Memory
S ATA DV D ±RW
SATA disk
Widescreen
display
Camera
Integrated
graphics
Keyboard
TrackPoint
®
Touchpad
ThinkLight™
Dimensions
3
Weight
2
Case color
Case material
Battery - type
Battery - life
10
Chipset
ExpressCard/34
Multicard Reader
Ports
PCIe Mini Card
11b/g/n
Intel 6200
28
WWAN upg
Modem
Bluetooth™
Ethernet
Intel AMT
Audio support
Security
Security chip
Fingerprint reader
Limited warranty
12
ThinkPad
®
L512 2550 (Onsite) - Windows 7
65-watt AC adapter
EPEAT™ Gold rating
ENERGY STAR
®
5.0-compliant
RoHS-compliant
International Warranty Service
17
24 hour x 7 day
18
toll-free support
during the warranty period
12
via 800-426-7378
2550-42U i5-520M 2.40 2.93 2GB 15.6" HD 250G 5400 11b/g/n WWAN upg Blue Pro 32 W G P Apr 10
2550-43U i5-520M 2.40 2.93 2GB 15.6" HD 2.0M 160G 7200 Intel 6200
28
WWAN upg Blue Pro 32 W G P Apr 10
2550-44U i5-540M 2.53 3.06 3GB 15.6" HD 2.0M 320G 7200 Intel 6200 WWAN upg Finger Blue Pro 32 W G P Apr 10
2550-6NU i5-520M 2.40 2.93 2GB 15.6" HD 2.0M 320G 7200 Intel 6200 WWAN upg Finger Blue Pro 64 W G P May 10
Type-model
Wide-
screen
displayMemory
Disk
SATA
GB
8
rpm
Avail
date
Personal Systems Reference (PSREF)
© Lenovo
(RUB3-4) May 2010
Supports ThinkVantage
®
technologies
☞
Blue-
tooth
PCIe
Mini Card
WWAN
Finger
print
reader
Preload
Preloaded operating system
20
- Some: Genuine Windows
®
7
Professional 32
- Some: Genuine Windows 7
Professional 64
Preloaded applications
14
(only some
listed)
• Rescue and Recovery™
• Access Connections™
• Password Manager
• ThinkVantage Power Manager
• ThinkVantage System Update
• Fingerprint Software (fi ngerprint
models)
• ThinkVantage Toolbox
• Norton™ Internet Security 2011
(30 days of virus defi nitions)
• Adobe
®
Reader
®
• Adobe Flash
®
Player
• Skype™ for Windows
• Windows Live™ Toolbar
• Microsoft Offi ce 2010 preloaded;
purchase product key to activate
• Microsoft Research AutoCollage
Touch
• Corel
®
WinDVD
®
(DVD±RW)
• Corel Burn.Now™ Lenovo Edition
(DVD±RW)
• Corel DVD MovieFactory
®
Lenovo Edition (DVD±RW)
Camera
See footnotes for important warranty information
☞ US model announced May 11, 2010; previous models on April 20, 2010
• These models are part of the Global Models Plus program with limited onsite service
24
3-year limited warranty
• These systems are Microsoft
®
Offi ce 2010 Product Key Ready (O10PKR)
ThinkPlus
™
, 22
4-year LOR
24
9x5 NBD
45K6038
Post-warranty annual maintenance
agreements at
lenovo.com/thinkplus/warranty
PCIe
Mini Card
802.11Processor
Base
(GHz)
Max
turbo
(GHz)
Workhorse (W)
Global (G)
GMP (P)