Intel® Pentium® Processor E5400 with dual-core,800MHz system bus, and 2MB L2 cache orIntel Core™ 2 Duo Processor E7500 with dual-core,1066MHz system bus, and 3MB L2 cache orIntel Core 2 Quad Processor Q8400S with quad-core,1333MHz system bus, and 4MB L2 cacheProcessor in LGA775 socket2GB or 4GB std / 4GB max7 / PC3-8500 1066MHz DDR3, non-parity,dual-channel capable, two 204-pin SO-DIMM sockets;Non-italics: standard memory in one socket; one socket availableItalics: standard memory in both sockets; no sockets availableSome: DVD burner, dual-layer support, fi xed, not removable, 12.7mm, tray-inSome: Blu-ray Disc reader (no Blu-ray media burning), BD-ROM, no HD-DVDplayback, DVD recordable, not removable, 12.7mm high, tray-in320GB, 500GB, or 1TB, SATA 3.0Gb/s, 3.5" wide, 7200 rpm23.0" (584.2mm) WUXGA (1920x1080) TFT color, VibrantView (glossy),CCFL backlight, 300 nits, 16:9 aspect ratio, 1000:1 contrast ratioCamera on top of screen, 0.3-megapixel, fi xed focus, with microphoneTouch-sensitive buttons for LED light on/off, volume up/down, brightness up/down,display on/offSome: NVIDIA® GeForce® GT 240M, PCI Express® x16, 1GB memory;Some: NVIDIA GeForce GTS 250M, PCI Express x16, 1GB memoryIntel G41 Express Chipset; I/O Controller Hub 7 (ICH7)6-in-1 reader (MultiMedia Card, Memory Stick, Memory Stick PRO™,Secure Digital Card, Secure Digital Elite Pro Card, xD-Picture Card™)Rear: Four USB 2.0, ethernet (RJ-45), keyboard (PS/2),TV IN and AV IN on some models;Side: Two USB 2.0, microphone input jack (3.5 mm), headphone jack (3.5 mm)Two Mini PCI Express slots11b/g/n wireless4, Mini PCIe adapter, Broadcom® BCM43225Some: AverMedia® Hybrid tuner, support analog and digital signal, Mini PCIe adapterBluetooth 2.1 wireless + EDR, USB 2.0 interface via ICH7None10/100 ethernet on planar, RealTek® RTL8103ELHigh Defi nition (HD) Audio, RealTek ALC662 codec /two JBL® stereo speakers (5 watt)Power-on password, supervisor passwordBluetooth full-size keyboard, 6-row, 104-key, blackBluetooth Optical Wheel Mouse, blackSome: MCE remote control (40-button), via IRSome: 4-in-1 remote control, via bluetooth, acts as motion game controller (requiresgame support), VOIP headset, MCE remote control, and air mouse200 watts, universal, auto-sensing(WxHxD): 22.05" x 17.20" x 3.44" to 5.22"; 560mm x 437mm x 87.5 to 132.5mm22.0 lb (10 kg)Front: black color; rear: silver gray color; ABS plasticsAdjustable stand (between 8° and 35°)ProcessorImplementationMemorySATA DVD±RWSATA Blu-ray™SATA diskWidescreendisplayCameraControlsGraphicsChipsetMulticard readerPortsMini PCI Express11b/g/n28TV tunerBluetooth™ModemEthernetAudio supportSecurityKeyboardMouseRemote controlPower supplyDimensions3Weight2ChassisStandIdeaCentre™ B500 (0887) - Windows 7 (web only models) - withdrawnRoHS-compliant0887-1FU E5400 2.70 2G 23" WUXGA 0.3M GT 240M 1G 320GB8 DVD±RW 11b/g/n28 TV IR remote BT/BT Prem 64 Dec 090887-2GU E7500 2.93 4G 23" WUXGA 0.3M GT 240M 1G 500GB DVD±RW 11b/g/n TV IR remote BT/BT Prem 64 Dec 090887-2BU E7500 2.93 4G 23" WUXGA 0.3M GT 240M 1G 1TB DVD±RW 11b/g/n TV 4-in-1 BT/BT Prem 64 Dec 090887-3AU Q8400S 2.66 4G 23" WUXGA 0.3M GTS 250M 1G 1TB BD player 11b/g/n TV 4-in-1 BT/BT Prem 64 Dec 09Type-model GHz WidescreendisplayMemory SATAdisk SATAopticalMini PCIe802.11wireless Win7preloadAvaildatePersonal Systems Reference (PSREF)© Lenovo(MT1-1) January 2011See footnotes for important warranty informationUS models announced December 2, 2009US models withdrawn effective January, 2011Preloaded operating system20- Genuine Windows® 7Home Premium 64Preloaded applications14 (only somelisted)• Lenovo® Rescue System• Media Show• McAfee® VirusScan® Plus(60 days of virus defi nitions)• Cyberlink Power2Go (DVD±RW,BD player)• Corel® WinDVD® (BD player)• All-In-One design with 23" Full HD 16:9 widescreen, glossy display• (Seleted models) Integrated TV tuner• (Seleted models) 4-in-1 remote control acts as a motion game controller (requiresgame support), VOIP handset, Media Center remote and air mouse• JBL® stereo speakersGraphics TVtunerProc-essorLimited Warranty12➫ 1-year parts and labor➫ Customer Replaceable Unit (CRU)parts only (with limited onsiteservice for selected parts3,8 am - 5 pm, Mon - Fri coverageexcluding holidays, next businessday response time)➫ Service upgrade options(in eligible locations):9• 3-year Lenovo Onsite Repair9x5 Next Business Day (78Y1553)➫ 24x714 toll-free support for warrantyissues during the warranty period1via 877-453-6686RemotecontrolCamera(mega-pixel)Keyboard/MouseAvailable at lenovo.com