Preloaded operating system
Genuine Windows
®
7
Professional 64
Preloaded applications
(only some listed)
●
ThinkVantage
®
Product Recovery
●
ThinkVantage System Update
●
ThinkVantage Power Manager
●
ThinkVantage Toolbox
●
Norton
™
Internet Security 2011
(30 days of virus defi nitions)
●
Adobe
®
Reader
®
●
Skype
™
for Windows
●
Windows Live
™
Essentials
●
Microsoft
®
Offi ce 2010 preloaded;
purchase product key to activate
●
Corel
®
Burn.Now
™
(DVD±RW)
●
Corel DVD MovieFactory
®
(DVD±RW)
Security
●
Security chip (see information on left)
●
Security slot (in rear for attachment of
optional Kensington
®
MicroSaver
®
cable)
●
Power-on password
●
Administrator password
●
Hard disk password
●
Boot sequence control
●
Boot without keyboard and mouse
●
Individual USB port disablement
RoHS-compliant
Supports ThinkVantage Technologies
For compatible accessories,
please go to O-M77 sheet;
For Lenovo service upgrade options,
please go to S-TC sheet
●
Small and medium business (SMB) model(s), part of the US TopSeller Program
●
3-year limited warranty
●
Microsoft Offi ce 2010 Product Key Ready (O10PKR)
ThinkCentre
®
M77 Small (2227) - TopSeller
Personal Systems Reference (PSREF)
Positioning
Mainstream enterprise stability and manageability
Processor
AMD Athlon
™
II X2 Processor B24
with
dual-core
,
integrated 1066MHz DDR3 memory controller, and 2MB L2 cache (1MB per core)
AMD Athlon II X2 Processor B26
with
dual-core
,
integrated 1066MHz DDR3 memory controller, and 2MB L2 cache (1MB per core)
AMD Phenom
™
II X2 Processor B53
with
dual-core
,
integrated 1066MHz DDR3 memory controller,
1MB L2 cache (512KB per core), and 6MB shared L3 cache
AMD Phenom II X2 Processor B57
with
dual-core
,
integrated 1066MHz DDR3 memory controller,
1MB L2 cache (512KB per core), and 6MB shared L3 cache
AMD Athlon II X4 Processor 645
with
quad-core
,
integrated 1333MHz DDR3 memory controller, and 2MB L2 cache (512KB per core)
AMD FX
™
Processor 4100
with
quad-core
, Turbo Core 2.0 (3.8GHz max)
integrated 1866MHz DDR3 memory controller,
4MB L2 cache (1MB per core), and 8MB shared L3 cache
Implementation
Processor in Socket AM3+
Memory
16GB max,
UDIMM
,
PC3-10600 1333MHz DDR3
, four 240-pin DIMM sockets
Graphics
ATI
™
Radeon
™
HD 4250
, integrated in chipset, uses main memory,
one analog VGA DB-15 connector, one DisplayPort
™
connector, HDCP, DirectX
®
10.1,
ATI Avivo
™
, SurroundView
™
, supports dual independent display;
supports up to 4 monitors with opt dual-head ATI Radeon discrete graphics adapter;
Maximum resolution:
2560x1440 (VGA)@75Hz; 2560x1600 (DisplayPort)@60Hz
DP dongle
None
Disk
SATA 6.0Gb/s 7200 rpm
Optical
Super Multi-Burner DL DVD±RW SATA 1.5Gb/s Drive
SATA controller
Serial ATA, SATA 6.0Gb/s, integrated in chipset, RAID 0/1
SATA cables
Two SATA cables (each 1-drop to device), four SATA 6.0Gb/s connectors on planar
eSATA port
None
Media reader
None
Chipset
AMD 980G Chipset
Front ports
Two USB 2.0, microphone (stereo, 3.5mm), headphone (stereo, 3.5mm)
Rear ports
Six USB 2.0, serial (9-pin), optional keyboard (PS/2), optional mouse (PS/2),
ethernet (RJ-45), VGA DB-15, DisplayPort
Rear audio ports
Line-in (stereo, 3.5mm), line-out (stereo, 3.5mm), microphone (stereo, 3.5mm)
Internal connector Three USB 2.0 planar conn (1 used; two open for additional USB devices)
Audio
High Defi nition (HD) Audio, Realtek
®
ALC662 codec
Speaker
Internal speaker for business audio
IEEE 1394
None
Ethernet
One gigabit ethernet port, Broadcom
®
BCM5761, DASH 1.1
Modem
None
Security chip
STMicroelectronics ST19NP18 Trusted Platform Module (TPM), TCG 1.2-compliant
Keyboard
Preferred Pro USB Keyboard (USB connector), 104-key, black, Lenovo
®
logo
Mouse
Enhanced Optical USB Mouse, 1000 dpi, black, Lenovo logo
Floor Stand
System fl oor stand for vertical orientation
Power supply
240 watts, autosensing, active Power Factor Correction
Machine
●
Business black color; metal case
●
13.3" W X 14.5" D X 3.9" H
●
337mm W X 369mm D X 99mm H
●
16.5 lb (7.5 kg) in maximum confi guration
●
Toolless cover fl ips up and tilts backward on rear hinges
●
Toolless disk and optical drive removal
●
Toolless adapter retention
Bay
Bay 1: 5.25", 1.6" high, access, std optical
Bay 2: 3.5", 1" high, no access, std disk
Bay 3: 3.5", .5" high, access, opt reader
Slot
Slot 1: Low Profi le, PCI Express 2.0 x16 (45w max)
Slot 2: Low Profi le, PCIe 2.0 x1
Slot 3: Low Profi le, PCIe 2.0 x1
Slot 4: Low Profi le, 32-bit PCI 2.3
Limited Warranty
3-years
,
limited onsite service
, 8 am-5 pm, Mon - Fri coverage excluding holidays,
next business day response time / service upgrades available
2227-A1U 4x3 Athlon II X4 645
3.1 4GBx1 500G 7200 DVD±RW
None
HD 4250 None
None
None
Stand
None
N N
Pro 64
2227-A2U 4x3 Athlon II X2 B24
3.0 2GBx1 320G 7200 DVD±RW
None
HD 4250 None
None
None
Stand
None
N N
Pro 64
2227-A3U 4x3 Phenom II X2 B53 2.8 4GBx1 320G 7200 DVD±RW
None
HD 4250 None
None
None
Stand
None
N N
Pro 64
2227-A4U 4x3 FX 4100
3.6 4GBx1 500G 7200 DVD±RW
None
HD 4250 None
None
None
Stand
None
N N
Pro 64
2227-A5U 4x3 Athlon II X2 B26
3.2 2GBx1 250G 7200 DVD±RW
None
HD 4250 None
None
None
Stand
None
N N
Pro 64
2227-A6U 4x3 Phenom II X2 B53 2.8 4GBx1 250G 7200 DVD±RW
None
HD 4250 None
None
None
Stand
None
N N
Pro 64
2227-B1U 4x3 Phenom II X2 B57 3.2 4GBx1 500G 7200 DVD±RW
None
HD 4250 None
None
None
Stand
None
N N
Pro 64
2227-C1U 4x3 Phenom II X2 B57 3.2 2GBx1 250G 7200 DVD±RW
None
HD 4250 None
None
None
Stand
None
N N
Pro 64
See footnotes for important warranty information
☞
US model announced Mar 6, 2012; previous models on Sep 20, Nov 8
, Dec 13, 2011, or Feb 21, 2012
✂
US models withdrawn effective November 2012
©
Lenovo
(ABNY1-1) March 2012
Type-model
Processor
Memory
8
SATA
optical
Graphics
Slot x
bay
ENERGY
STAR 5.2
Win7
preload
Global
Educ
Chassis
intr switch
optical
disk
Floor
stand
SATA disk
GB rpm
Media
reader
Display-
Port
dongle
GHz
PS/2
port
☞
✂
✂
✂