Dell Complete Guide to Touch Monitors: ST2220T and ST2220TC Specifications

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Color Depth	16.7 mil colors

Color Gamut	82%*

*ST2220T color gamut (typical) is based on CIE1976 (82%) and CIE1931 (72%) test standards.

Touch Screen Specifications

	Touch Technology	Optical touch

	Touch Method	Finger, stylus or any pointer

	Stylus Diameter	Minimum 7 mm

		Mouse functionality—click, drag, double-click and right-click
	Capabilities
		Touch functionality—support Win7 multi-touch gestures

	Resolution	1920 X 1080

	Accuracy	+/-2.5 mm over 95% of touchable area (Microsoft Windows 7
	Accuracy	compliant )
		compliant )
	Touch Activation Force	No pressure required

	Touch Durability	Unlimited

	Touch Response Time	Typical response time 15 ms

Touch screen OS compatibility

Function	XP	Vista	Win7	Win7	Win7	Win7	Win7 Pro	Win7	Other
			Starter	Home	Home	Ultimate		Enterprise	Operating
				Basic	Premium				Systems

Single-touch	-	Yes	Yes	Yes	Yes	Yes	Yes	Yes	-

Multi-touch(two points)	-	-	-	-	Yes	Yes	Yes	Yes	-

NOTE:

•Support native Win7 multi-touch. (plug & play)

•Support single-touch (mouse behavior) in Vista. (Need to install touch screen driver. Please find the touch screen driver for Vista in the CD)

•Supports Windows Vista and Windows 7 operating systems only.

•Touch screen is out of alignment when the desktop is not full screen.

•Win7 OS will automatically install touch screen driver each time when the USB cable is plugged into a USB port.

•If you want to enable the touch screen functionality on the secondary monitor:

1.Set the primary monitor as an extended display.

2.Go to Start -> Control Panel -> Tablet PC Settings. Click Setup and follow the instructions on the screen.

Resolution Specifications

Horizontal scan range

30 kHz to 83 kHz (automatic)

Vertical scan range

56 Hz to 76 Hz (automatic)

Optimal preset resolution

1920 x 1080 at 60 Hz

Highest preset resolution

1920 x 1080 at 60 Hz

Video Supported Modes

Video display capabilities (DVI playback)

480i/480p/576i/576p/720p/1080i/1080p (Supports HDCP)

Preset Display Modes

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Contents Dell ST2220T monitor Users Guide About Your Monitor Package ContentsProduct Features Identifying Parts and Controls Front ViewFront View Label Description Side View Back ViewBottom View Left view Right viewMonitor Specifications Power Management ModesBottom view Label Description Pin Assignments Pin Number Pin Side of the Connected Signal CableUniversal Serial Bus USB Interface Transfer speed Data Rate Power ConsumptionPin Number Pin Side of the connector Monitor SpecificationsPin Number Pin Side of the Signal Cable Plug and Play CapabilityResolution Specifications Touch Screen SpecificationsPreset Display Modes Touch screen OS compatibilityElectrical Specifications Physical CharacteristicsEnvironmental Characteristics Cleaning Your Monitor Maintenance GuidelinesHumidity AltitudeVisit support.dell.com AppendixSetting Up Your Monitor Setting Up Your Monitor Using the Front Panel OSD Controls Operating the MonitorTurn On the Monitor Accessing the Menu System Using the On-Screen Display OSD MenuIcon Menu and Submenus Description Auto AdjustBRIGHTNESS/CONTRAST Back BrightnessInput Source Color Settings Display Settings Hue Saturation Demo Mode Reset Color SettingsNormal Overdrive default Audio SettingsBack Language Menu Transparency Menu Timer Menu Lock Other SettingsDDC/CI LCD ConditioningFactory Reset OSD Warning MessagesPersonalize Configure the monitor to the desired position to use Setting the Maximum ResolutionUsing the Touch Screen Setting the display resolution to 1920 x 1080 Maximum Dell ST2220T monitor Connecting Your Monitor Setting Up the MonitorConnecting the Audio Cable Connecting the USB CableOrganizing Your Cables Troubleshooting Built-in DiagnosticsSelf-Test Common Symptoms What You See Possible Solutions Common ProblemsUniversal Serial Bus USB Specific Problems Product-Specific ProblemsTouch Screen problems Specific Symptoms What You See Possible SolutionsCalibrating the Touch Screen