Lenovo ThinkCentre Edge 71 User Manual

IfyourcomputerisaGigabitEthernetmodelandyouuseaspeedof1000Mbps,theconnection
failsorerrorsoccur
Symptom:IfyourcomputerisaGigabitEthernetmodelandyouuseaspeedof1000Mbps,theconnection
failsorerrorsoccur.
Actions:
•UseCategory5wiringandmakesurethatthenetworkcableissecurelyconnected.
•Connecttoa1000BASE-Thub/switch(not1000BASE-X).
IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.Instead,
itconnectsat100Mbps
Symptom:IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.
Instead,itconnectsat100Mbps.
Actions:
•Tryanothercable.
•Makesurethatthelinkpartnerissettoauto-negotiate.
•Makesurethattheswitchis802.3ab-compliant(gigabitovercopper).
AwirelessLANproblem
Symptom:Youcannotconnectusingthebuilt-inwirelessnetworkingcard.
Actions:
•MakesurethatyourwirelessLANdriveristhelatestversion.ChecktheWebsiteandverifythedriver
versionsupportedbyAccessConnectionsisthelatestdocumentedinthereadmele.
•Makesurethatyourcomputeriswithinrangeofawirelessaccesspoint.
•Makesurethatthewirelessradioisenabledbydouble-clickingtheAccessConnectionsiconinthe
Windowsnoticationarea.
Note:IfyourcomputerispreinstalledwiththeWindows7operatingsystem,clickShowhiddeniconsin
theWindowsnoticationarea.TheAccessConnectionsiconisdisplayed.Formoreinformationabout
theicon,seetheHelpinAccessConnections.
•CheckNetworkName(SSID),andyourencryptioninformation.UseAccessConnectionstoverifythis
case-sensitiveinformation.
AwirelessWANproblem
Message:UnauthorizedWANcardispluggedin-PoweroffandremovetheWANcard.
Action:TheWANcardisnotsupportedonthiscomputer.Removeit.
Note:SomecomputermodelsdonothaveawirelessWAN.
Bluetoothproblems
ForBluetoothproblems,selectyoursymptomfromthefollowinglist:
•“SounddoesnotcomefromtheBluetoothheadphone”onpage93
•“PIMitemssentfromtheWindows7operatingsystemcannotbereceivedcorrectly”onpage93
92ThinkCentreUserGuide

Lenovo ThinkCentre Edge 71 Specifications

General

Tcase	69.1 °C
Bus type	DMI
Stepping	Q0
Processor cache	3 MB
Processor cores	2
Processor model	i3-2130
System bus rate	5 GT/s
Processor family	Intel® Core™ i3
Processor socket	LGA 1155 (Socket H2)
Processor threads	4
Processor codename	Sandy Bridge
Processor frequency	3.4 GHz
Processor cache type	Smart Cache
Processor lithography	32 nm
Processor manufacturer	Intel
Processor front side bus	- MHz
PCI Express slots version	2.0
Processor operating modes	64-bit
Thermal Design Power (TDP)	65 W
Number of processors installed	1
CPU multiplier (bus/core ratio)	34
Maximum number of PCI Express lanes	16
Memory types supported by processor	DDR3-SDRAM
Memory clock speeds supported by processor	1066, 1333 MHz
Memory bandwidth supported by processor (max)	21 GB/s
Maximum internal memory supported by processor	32 GB
Audio system	High Definition Audio
Product type	PC
Motherboard chipset	-
Internal memory	4 GB
Memory channels	Dual-channel
Maximum internal memory	- GB
Memory layout (slots x size)	1 x 4 GB
HDD speed	7200 RPM
HDD interface	SATA
Optical drive type	DVD-RW
Total storage capacity	500 GB
Built-in camera	No
HDD user password	Yes
eSATA/USB 2.0 ports quantity	0
Copper ethernet cabling technology	1000BASE-T, 100BASE-TX, 10BASE-T
On-board graphics card ID	0x102
On-board graphics card model	Intel® HD Graphics 2000
On-board graphics card family	Intel® HD Graphics
On-board graphics card base frequency	850 MHz
On-board graphics card dynamic frequency (max)	1100 MHz
Operating system installed	Windows 7 Professional
USB 2.0 ports quantity	6
Cabling technology	10/100/1000Base-T(X)
Chassis type	SFF
Product color	Black
Cable lock slot type	Kensington
Sustainability certificates	RoHS, EPEAT Gold, ENERGY STAR
Operating altitude	-15.2 - 3048 m
Non-operating altitude	-15.2 - 10668 m
Storage temperature (T-T)	-40 - 60 °C
Operating temperature (T-T)	10 - 35 °C
Storage relative humidity (H-H)	20 - 90 %
Operating relative humidity (H-H)	20 - 80 %
Power supply	180 W
Power supply input voltage	100 - 240 V
Power supply input frequency	50 - 60 Hz
Processor code	SR05W
Processor ARK ID	53428
Processor package size	37.5 x 37.5 mm
Supported instruction sets	AVX, SSE4.1, SSE4.2
Intel Identity Protection Technology version	1.00

Weight and Dimensions

Depth	368 mm
Width	97 mm
Height	333 mm
Weight	8500 g