Lenovo B575e User Manual

•12.7mmRamboopticaldrive(onsomemodels)
Wirelessfeatures
•IntegratedwirelessLAN
•100/1000MbpsEthernetcommunication
Statusindicators
Thistopicpresentsthesystemstatusindicatorsthatshowthestatusofthecomputer.
5 6 7
8
1 2 3 4
Table1.Statusindicators
IndicatorMeaning
1
CapsLockindicatorWhite:Capslockmodeisenabled.Y oucanenterallalphabeticcharacters(A-Z)in
uppercasewithoutpressingtheShiftkey.ToenableordisableCapslockmode,press
theCapslockkey(CapsLk).
2
NumericLock
indicator
White:Theseparatenumerickeypadonthekeyboardisenabled.Toenableordisable
thenumerickeypad,pressthenumericlockkey(NmLk).
3
Deviceaccess
statusindicator
On:Theharddiskdriveoropticaldriveisreadingorwritingdata.
Attention:
•Whentheindicatorison,donotputthecomputerintosleepmodeorturnoffthe
computer.
•Whentheindicatorison,donotmovethecomputer.Suddenphysicalshockcould
causedriveerrors.
4
Poweronindicator
•Solidwhite:Systemisenabled.
•Blinkingwhite:Systemisinsleepmode.
•Off:Systemisinhibernatemodeorshutdown.
38HardwareMaintenanceManual

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