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®
ThinkCentre
M77 Tower (1995) - TopSeller - II
Slot x
Type-model
bay
Processor
1995-A7U 4x5 Athlon II X2 B26
✂
1995-A9U 4x5 Phenom II X2 B53 2.8 4GBx1 250G 7200
1995-B1U 4x5 Phenom II X2 B57 3.2 4GBx1 500G 7200
✂
1995-C1U 4x5 Athlon II X2 B24
●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)
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,
and 1MB L2 cache (512KB per core)s, 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
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
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
Speaker
Internal speaker for business audio
IEEE 1394
None
Ethernet
One gigabit ethernet port, Broadcom
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
Mouse
Enhanced Optical USB Mouse, 1000 dpi, black, Lenovo logo
Power supply
280 watts with variable speed fan, manual switch
● Business black color; metal case
Machine
● 6.9" W X 17.4" D X 16.3" H
● 175mm W X 442mm D X 414mm H
● 24.2 lb (11.0 kg) in maximum confi guration
● Handle on top front
● Power button on top handle
● Toolless cover removal
● Tilted front I/O for easy access
● Toolless disk, optical drive removal
● Toolless adapter retention
Bay
Bay 1: 5.25", 1.6" high, access, std optical
Bay 2: 5.25", 1.6" high, access, open
Bay 3: 3.5", 1" high, access, opt reader
Bay 4: 3.5", 1" high, no access, std disk
Bay 5: 3.5", 1" high, no access, opt disk (some models)
Slot
Slot 1: half-length, full-height, PCI Express 2.0 x16 (75w max)
Slot 2: half-length, full-height, PCIe 2.0 x1
Slot 3: half-length, full-height, PCIe 2.0 x1
Slot 4: half-length, full-height, 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
See footnotes for important warranty information
US models announced December 13, 2011, February 21, 2012, or March 6, 2012
✂
US models withdrawn effective November 2012
SATA disk
2nd Disk
8
GHz
Memory
GB rpm
Bay
3.2 2GBx1 250G 7200
Bay DVD±RW None HD 4250 None
Bay DVD±RW None HD 4250 None
Bay DVD±RW None HD 4250 None
3.0 2GBx1 250G 7200
Bay DVD±RW None HD 4250 None
®
ALC662 codec
®
BCM5761, DASH 1.1
Display-
SATA
Media
Port
optical
reader
Graphics
dongle
®
®
logo
optical
②
③
disk
⑤
Personal Systems Reference (PSREF)
Chassis
PS/2
ENERGY
Global
intr switch
port
STAR 5.2
Educ
None
None None
N N
None
None None
N N
None
None None
N N
None
None None
N N
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;
10.1,
purchase product key to activate
®
● Corel
Burn.Now™ (DVD±RW)
● Corel DVD MovieFactory
Security
● Security chip (see information on left)
● 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
MicroSaver
● 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
(ABNY1-9) March 2012
Win7
Ann date
preload
(mm/dd/yy)
Pro 64 12/13/11
Pro 64 12/13/11
Pro 64 02/21/12
Pro 64 03/06/12
®
(DVD±RW)
®
cable)
©Lenovo
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