Dell ST2220L User's Guide - Page 8

Model Horizontal scan range Vertical scan range Maximum preset resolution ST2220L/ST2220M 30 kHz to 83 kHz (automatic) 56 Hz to 76 Hz (automatic) 1920 x 1080 at 60 Hz Video Supported Modes Model Video display capabilities (HDMI playback) ST2220L/ST2220M 480i/480p/576i/576p/720p/1080i/1080p Preset Display Modes ST2220L/ST2220M Display Mode Horizontal Frequency (kHz) VGA, 720 x 400 VGA, 640 x 480 VGA, 640 x 480 VESA, 800 x 600 VESA, 800 x 600 VESA, 1024 x 768 VESA, 1024 x 768 VESA. 1152 x 864 VESA, 1280 x 1024 VESA, 1280 x 1024 VESA, 1920 x 1080 31.469 31.469 37.500 37.879 46.875 48.363 60.023 67.500 64.000 79.976 67.500 Vertical Frequency (Hz) 70.087 59.940 75.000 60.317 75.000 60.004 75.029 75.000 60.000 75.025 60.000 Pixel Clock (MHz) 28.3 25.2 31.5 40.0 49.5 65.0 78.8 108.0 108.0 135.0 148.5 Sync Polarity (Horizontal/Vertical) Electrical Model Video input signals Synchronization input signals AC input voltage/frequency/current Inrush iso surge current ST2220L/ST2220M Analog RGB, 0.7 Volts +/- 5%, positive polarity at 75 ohm input impedance Digital DVI-D TMDS, 600mV for each differential line, positive polarity at 50 ohm input impedance HDMI, 600mV for each differential line, 100 ohm input impedance per differential pair (for ST2220L) Separate horizontal and vertical synchronizations, polarity-free TTL level, SOG (Composite SYNC on green) 100 to 240 VAC/50 or 60 Hz + 3 Hz/2.0A (Max.) 120 V: 30 A (Max.) 240 V: 60 A (Max.) Physical Characteristics Model Connector type ST2220L/ST2220M l D-sub: Blue connector l DVI-D: White connector l HDMI (for selective models) Signal cable type l D-sub: Detachable, Analog, 15 pin, shipped attached to the monitor l DVI-D l HDMI (for selective models)