Processor Intel Core i5 430M/520M 2.4 GHz ~ 2.26 GHz Intel Core i3 330M/350M 2.26 GHz ~ 2.13 GHz Chipset Intel HM55 Express Chipset Memory DDR3 1066 MHz SDRAM,2 x SO-DIMM socket for expansion up to 8 G SDRAM Display 17.3" 16:9 HD+ (1600x900) Color-Shine (Glare-type) Graphic ATI Mobility Radeon HD5470 with 1GB DDR3 VRAM Storage 2.5" SATA 640GB 5400rpm/7200rpm 500GB 5400rpm 320GB 5400rpm/7200rpm 250GB 5400rpm Dual HDD Support Optical Drive Super-Multi DVD Card Reader 3 -in-1 card reader ( SD/ MS/ MMC) Camera 03 Mega Pixel web camera Networking Integrated Interface 1 x Microphone-in jack 1 x Headphone-out jack 1 x VGA port/Mini D-sub 15-pin for external monitor 4 x USB 2.0 port(s) 1 x RJ45 LAN Jack for LAN insert 1 x HDMI Audio Built-in Speakers And Microphone Altec Lansing Speakers SRS Premium Sound Battery 6Cells : 4400 mAh Power Adapter Output : 19 V DC, 4.47 A, 90 W Input : 100 -240 V AC, 50/60 Hz universal Dimensions 42.0 x 28.1 x 3.50 ~3.74 cm (WxDxH) Weight 3.3 kg (with 6 cell battery) Try to set a system restore point before installing a device driver. This will help if you installed a wrong driver. Problems can arise when your hardware device is too old or not supported any longer.
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