Dell ST2220T Electrical Specifications, Physical Characteristics, Environmental Characteristics

Display Mode		Horizontal	Vertical	Pixel Clock	Sync Polarity
		Frequency	Frequency (Hz)	(MHz)	(Horizontal/Vertical)
		(kHz)
640 x	350	31.47	70.09	25.18	+/-
640 x	400	31.47	70.09	25.18	-/+
640 x	480	31.47	59.94	25.17	-/-
640 x	480	31.50	75.00	31.5	-/-
720 x	400	31.47	70.08	28.32	-/+
800 x	600	37.88	60.32	40.00	+/+
800 x	600	46.880	75.00	49.50	+/+
1024 x 768		48.36	60.00	65.00	-/-
1024 x 768		60.02	75.03	78.75	+/+
1152 x 864		67.50	75.00	108.00	+/+
1280 x	1024	63.98	60.02	108.00	+/+
1280 x	1024	79.98	75.02	135.00	+/+
1920 x 1080-R		66.587	59.934	138.50	+/-
1920 x	1080	55.62	49.92	141.50	-/+

Electrical Specifications

	Analog RGB, 0.7 Volts +/- 5%, positive polarity at
	75 ohm input impedance
Video input signals	Digital DVI-D TMDS, HDMI, 600mV for each
	differential line, positive polarity at 50 ohm input
	impedance
Audio Input and Output signals	Input signal level: 2Vrms without chipping
	Separate horizontal and vertical synchronizations,
Synchronization input signals	polarity-free TTL level, SOG (Composite SYNC on
	green)
	100 to 240 VAC/50 or 60 Hz + 3 Hz/1.6A (Max.)
AC/DC Adaptor input voltage/frequency/current	For use only with power supply DELL,
	DA65NS4-00.
Inrush current	120 V: 30 A (Max.)
	240 V: 60 A (Max.)

Physical Characteristics

Connector type	15-pin D-sub miniature, blue connector; DVI-D, white connector; HDMI, Black connector
	Digital: Detachable, DVI-D, Solid pins, shipped detached from the monitor
Signal cable type	Analog: Detachable, D-Sub, 15pins, shipped attached to the monitor
	HDMI: Detachable, HDMI-A, Solid pins, shipped without cable
Dimensions

Height

Width

Depth

14.96inches (380.1 mm)

20.79inches (528.1 mm)

2.3inches (58.5 mm)

Weight

Weight with packaging	8.03 kg (17.7 lbs)
Weight with cables	6.30 kg (13.9 lbs)

Environmental Characteristics

Temperature

Operating

0° to 40° C (32° to 104° F)