Use the adjusters on the monitor, the keys are on the side or the bottom, or in the case of a laptop their should be a way to adjust it in the contol panel/power options
Computer type PC/Desktop System Manufacturer/Model Number Custom Built by Me ! OS Windows 7 Ultimate 64-bit SP1 CPU Intel Core i5 3570k @ 4.4 GHz Motherboard MSI Z77A-G45 Memory 16GB Corsair Vengeance @ 1600 MHz 10-10-10-27 Graphics Card MSI GTX660 Twin Frozr3 OC Sound Card Realtek HD Monitor(s) Displays Dell 19" HP 23" Sony Bravia 40" Screen Resolution 1920 x 1080
Keyboard Fellowes KWD 855 Mouse Microsoft Wireless PSU Corsair HX750 80+Gold Case Corsair Vengeance Series C70 Gun Metal Black Cooling Cooler Master Hyper N520, Arctic Alumina Thermal Compound Hard Drives OCZ Vertex 4 119GB SSD
WD Black 500, Blue 500, Caviar SE 320 x2 Internet Speed Download 25.81 Mbps Upload 5.07 Mbps Antivirus MSE MBAM Browser Chromium Other Info Boston BA745 2.1 Speaker System, Lightscribe Dual Layer DVD Burner
System Manufacturer/Model Number Self built OS Windows 7 64bit home premium CPU I5 3570K Motherboard Gigabyte Z77-DS3H Memory 4 x 4GB Crucial Ballistix Sport DDR3 1600 Mhz Graphics Card Gigabyte Geforce 660 TI Sound Card creative x-fi Monitor(s) Displays Primary CiBox 22" Widescreen LCD ,Secondary Dell 22" Widescr Screen Resolution Both 1680 x 1050
Keyboard Trust ds-3200 Wireless keyboard and mouse Mouse Trust ds-3200 Wireless keyboard and mouse PSU Corsair HX 620W ATX2.2 Modular SLI Complient PSU Case Antec 900 Ultimate Gaming Case Cooling 3xfront 1xside 1xrear blue fan, 1 200mm blue top fan 1 Hard Drives 2 x 500G HD (SATA) 1 x 2 TB USB Internet Speed 288 / 4000 Other Info Creative Inspire 7.1 T7900 Speakers
Trust Graphics Tablet