BDL4677XH255. Input ModeVGA Resolution:StandardResolutionActive Resolution Refresh Rate Pixel Rate Aspect Ratio Stand for ModeH Pixels V LinesVGA 640480 60 Hz 25.175 MHz4:3 Video Graphic Array72 Hz 72 Hz 31.5 MHz75 Hz 75 Hz 31.5 MHzWVGA 720 400 70 Hz 33.75 MHz 16:9 Wide Video Graphic ArraySVGA 800 600 60 Hz 40 MHz 4:3 Super VGA75 Hz 75 Hz 49.5 MHzXGA 1024 768 60 Hz 65 MHz 4:3 Extended Graphic Array75 Hz 75 Hz 78.75 MHzWXGA 1280 768 60 Hz 79.5 MHz 5:3 Wide XGAWXGA 1280 800 60 Hz 79.5 MHz 16:10 Wide XGASXGA 1280 960 60 Hz 108 MHz 4:3 Super XGASXGA 1280 1024 60 Hz 108 MHz 5:4 Super XGAWXGA 1360 768 60 Hz 85.5 MHz 16:9 Wide XGAWXGA 1366 768 60 Hz 85.5 MHz 16:9 Wide XGAUXGA 1600 1200 60 Hz 162 MHz 4:3 Ultra XGAHD1080 1920 1080 60 Hz 148.5 MHz 16:9 HD1080SDTV Resolution:StandardResolutionActive Resolution Refresh Rate Pixel Rate Aspect Ratio Stand for ModeH Pixels V Lines480i 720 480 29.97 Hz 13.5 MHz 4:3 Modified NTSC Standard480p 59.94 Hz 27 MHz576i 720 480 25 Hz 13.5 MHz 4:3 Modified PAL Standard576p 50 Hz 27 MHzHDTV Resolution:StandardResolutionActive Resolution Refresh Rate Pixel Rate Aspect Ratio Stand for ModeH Pixels V Lines720p 1280 720 50 Hz 74.25 MHz 16:9 Normally DVB Mode60 Hz1080i 1920 1080 25 Hz 74.25 MHz 16:9 Normally ATSC Mode30 Hz1080p 1920 1080 50 Hz 148.5 MHz 16:9 Normally ATSC Mode60 Hz• The PC text quality is optimum in HD1080 mode (1920 x 1080, 60Hz).• Your PC display screen might appear different depending on the manufacturer (and your particular version of Windows).• Check your PC instruction book for information about connecting your PC to a display.• If a vertical and horizontal frequency-select mode exists, select 60Hz (vertical) and 31.5KHz (horizontal). In some cases, abnormal signals (such asstripes) might appear on the screen when the PC power is turned off (or if the PC is disconnected). If so, press the [INPUT] button to enter thevideo mode. Also, make sure that the PC is connected.• When horizontal synchronous signals seem irregular in RGB mode, check PC power saving mode or cable connections.• The display settings table complies to the IBM/VESA standards, and based on the analog input.• The DVI support mode is regarded as same to the PC support mode.• The best timing for the vertical frequency to each mode is 60Hz.