Lenovo B480 User Manual

Takingcareofyourcomputer
Althoughyourcomputerisdesignedtofunctionreliablyinnormalworkenvironments,youneedtouse
commonsenseinhandlingit.Byfollowingtheseimportanttips,youwillgetthemostuseandenjoyment
outofyourcomputer.
Becarefulaboutwhereandhowyouwork
•Donoteatorsmokeoveryourkeyboard.Particlesthatfallintoyourkeyboardcancausedamage.
•Storepackingmaterialssafelyoutofthereachofchildrentopreventtheriskofsuffocationfromplastic
bags.
•Keepyourcomputerawayfrommagnets,activatedcellularphones,electricalappliances,orspeakers
(within13cmor5inch).
•Avoidsubjectingyourcomputertoextremetemperatures(below5°C/41°Forabove35°C/95°F).
•Someappliances,suchascertainportabledesktopfansorairpuriers,canproducenegativeions.Ifa
computerisclosetosuchanappliance,andisexposedforanextendedtimetoaircontainingnegative
ions,itmightbecomeelectrostaticallycharged.Suchachargemightbedischargedthroughyourhands
whenyoutouchthekeyboardorotherpartsofthecomputer,orthroughconnectorsonI/Odevices
connectedtoit.Eventhoughthiskindofelectrostaticdischarge(ESD)istheoppositeofadischargefrom
yourbodyorclothingtothecomputer,itposesthesameriskofacomputermalfunction.
Yourcomputerisdesignedandmanufacturedtominimizeanyeffectsofelectrostaticcharge.Anelectrostatic
chargeaboveacertainlimit,however,canincreasetheriskofESD.Therefore,whenusingthecomputer
closetoanappliancethatcanproducenegativeions,givespecialattentiontothefollowing:
•Avoiddirectlyexposingyourcomputertotheairfromanappliancethatcanproducenegativeions.
•Keepyourcomputerandperipheralsasfaraspossiblefromsuchanappliance.
•Whereverpossible,groundyourcomputertofacilitatesafeelectrostaticdischarge.
Note:Notallsuchappliancescauseasignicantelectrostaticcharge.
Begentlewithyourcomputer
•Avoidplacinganyobjects(includingpaper)betweenthedisplayandthekeyboardorthepalmrest.
•Donotopenthedisplaybeyond130degrees,asthismightdamagethecomputerhinge.
•Donotturnyourcomputeroverwhiletheacpoweradapterispluggedin.Thiscouldbreaktheadapter
plug.
Carryyourcomputerproperly
•Beforemovingyourcomputer,besuretoremoveanymedia,turnoffattacheddevices,anddisconnect
cordsandcables.
•Beforemovingyourcomputer,ensurethatitisinsleeporhibernationmode,orturnedoff.Thiswill
preventdamagetotheharddiskdriveandavoiddataloss.
•Whenpickingupyouropencomputer,holditbythebottom.Donotpickuporholdyourcomputerby
thedisplay.
•Useaqualitycarryingcasethatprovidesadequatecushionandprotection.Donotpackyourcomputerin
atightlypackedsuitcaseorbag.
Foroutdooruse
•Backupyourcriticaldatabeforeyoutakeyourcomputeroutdoors.
•Ensurethatthebatteryisfullycharged.
52UserGuide

Lenovo B480 Specifications

General

Bus type	DMI
Stepping	L1
Tjunction	90 °C
Processor cache	3 MB
Processor cores	2
Processor model	i3-3110M
System bus rate	5 GT/s
Processor family	Intel® Core™ i3
Processor series	Intel Core i3-3100 Mobile Series
Processor socket	BGA 1023
Processor threads	4
Processor codename	Ivy Bridge
Processor frequency	2.4 GHz
Processor cache type	Smart Cache
Processor lithography	22 nm
Processor manufacturer	Intel
Processor front side bus	- MHz
PCI Express slots version	2.0
Processor operating modes	64-bit
ECC supported by processor	No
PCI Express configurations	1x16, 2x8, 1x8+2x4
Thermal Design Power (TDP)	35 W
CPU multiplier (bus/core ratio)	24
Maximum number of PCI Express lanes	16
Motherboard chipset	-
Internal memory	4 GB
Memory clock speed	1333 MHz
Internal memory type	DDR3-SDRAM
Maximum internal memory	- GB
HDD size	2.5 \
HDD speed	5400 RPM
HDD interface	SATA
Storage media	HDD
Optical drive type	DVD±RW
Card reader integrated	Yes
Total storage capacity	750 GB
Compatible memory cards	MMC, SD
Number of HDDs installed	1
Display diagonal	14 \
Display resolution	1366 x 768 pixels
Native aspect ratio	16:9
On-board graphics card ID	0x166
Discrete graphics card model	NVIDIA® GeForce® GT 610M
On-board graphics card model	Intel® HD Graphics 4000
On-board graphics card family	Intel® HD Graphics
On-board graphics card base frequency	650 MHz
On-board graphics card dynamic frequency (max)	1000 MHz
Front camera resolution (numeric)	0.3 MP
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version	4.0
Top Wi-Fi standard	Wi-Fi 4 (802.11n)
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Charging port type	DC-in jack
Headphone connectivity	3.5 mm
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
eSATA/USB 2.0 ports quantity	0
Pointing device	Touchpad
Operating system installed	Windows 7 Home Basic
Form factor	Clamshell
Product type	Laptop
Product color	Black
Battery life (max)	6 h
Number of battery cells	6
Processor code	SR0N2
Processor ARK ID	65700
Processor package size	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023) mm
Supported instruction sets	AVX
Intel Identity Protection Technology version	1.00

Weight and Dimensions

Depth	230 mm
Width	339 mm
Height	33.8 mm
Weight	2200 g