Lenovo B575e User Manual

Chapter2.Importantserviceinformation
Thischapterpresentsthefollowingimportantserviceinformationthatappliestoallmachinetypessupported
bythismanual:
•“StrategyforreplacingFRUs”onpage27
–“Strategyforreplacingaharddiskdrive”onpage28
–“Importantnoticeforreplacingasystemboard”onpage28
•“ImportantinformationaboutreplacingRoHScompliantFRUs”onpage28
Important:BIOSanddevicedriverxesarecustomer-installable.TheBIOSanddevicedriversareavailable
athttp://www.lenovo.com/support.
StrategyforreplacingFRUs
Beforereplacingparts:
Makesurethatallsoftwarexes,drivers,andBIOSdownloadsareinstalledbeforereplacinganyFRUs
listedinthismanual.
Afterasystemboardisreplaced,ensurethatthelatestBIOSisinstalledtothesystemboardbefore
completingtheserviceaction.
Todownloadsoftwarexes,drivers,andBIOS,dothefollowing:
1.Gotohttp://www.lenovo.com/support.
2.ClickDownloadDrivers&Software.TheWebsiteoffersthreeoptionstobeginyoursearch:
•Searchbyproductnumber
•Searchthroughtheproductauto-detectfunction
•Searchbyproductcategory
3.Followthedirectionsonthescreenandinstallthenecessarysoftware.
4.Restartthecomputerifnecessary.
Notes:Ifyouneedtoimprovethecomputerperformance,youalsocoulddownloadandinstallthelatest
BIOSutilityfromtheSupportWebsite.
•DonottrytoupdatetheBIOSsettingsforanycomputerunlessyouhavebeentrainedandcertied.An
untrainedpersonrunstheriskofdamagingthecomputer.
•Beforeinstallingthelatestutility,makesurethatthebatteryisfullychargedandanacpoweradapteris
connected.
•Donotturnofforputyourcomputerintosleeporhibernationuntiltheupdatehasbeencompleted.
Otherwise,thesystemboardmightbedamaged.
UsethefollowingstrategytopreventunnecessaryexpenseforreplacingandservicingFRUs:
•IfyouareinstructedtoreplaceaFRUbutthereplacementdoesnotcorrecttheproblem,reinstall
theoriginalFRUbeforeyoucontinue.
•Somecomputershavebothaprocessorboardandasystemboard.Ifyouareinstructedtoreplaceeither
theprocessorboardorthesystemboard,andreplacingoneofthemdoesnotcorrecttheproblem,
reinstallthatboard,andthenreplacetheotherone.
©CopyrightLenovo2012
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Lenovo B575e Specifications

General

Processor cache	1 MB
Processor cores	2
Processor model	E2-1800
Processor family	AMD E
Processor frequency	1.7 GHz
Processor cache type	L2
Processor manufacturer	AMD
Motherboard chipset	AMD A70M
Internal memory	4 GB
Internal memory type	DDR3-SDRAM
Maximum internal memory	- GB
HDD speed	5400 RPM
HDD interface	SATA
Storage media	HDD
Optical drive type	DVD-RW
Card reader integrated	Yes
Total storage capacity	500 GB
Number of HDDs installed	1
Display diagonal	15.6 \
Display resolution	1366 x 768 pixels
Native aspect ratio	16:9
Contrast ratio (typical)	10000:1
LightScribe	-
Infrared data port	No
On-board graphics card model	AMD Radeon HD 7340G
On-board graphics card family	AMD Radeon HD 7000
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Networking features	Gigabit Ethernet
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Charging port type	DC-in jack
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 Premium
Operating system architecture	64-bit
Form factor	Clamshell
Product color	Black
Battery life (max)	- h

Weight and Dimensions

Weight	2500 g