Processor:
Intel Core i5 430M/450M/520M/540M Processor
Intel Core i3 330M/350M/370M Processor
Intel Pentium Dual-Core P6000 Processor
Chipset: Intel HM55 Express Chipset
Memory: ddr 1066 MHz SDRAM, 2 x SO-DIMM socket for expansion up to 8 G SDRAM
Display: 16″ 16:9 HD (1366×768) LED Backlight
Graphic: ATI Mobility Radeon HD5470 with 1GB DDR3 VRAM
Storage:
2.5″ SATA
640GB rpm
500GB 5400rpm/7200rpm
320GB 5400rpm/7200rpm
250GB 5400rpm
Optical Drive:
Blu-Ray DVD Combo (Optional)
Super-Multi DVD
Card Reader: 3 -in-1 card reader ( SD/ MS/ MMC)
camera: 0.3 Mega Pixel web camera
Networking: Integrated 802.11 b/g/n
Interface:
1 x Microphone-in jack
1 x Headphone-out jack
1 x VGA port/Mini D-sub 15-pin for external monitor
3 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: 38 x 25.5 x 3.45 ~3.57 cm (WxDxH)
Weight: 2.62 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.