Dell ST2220T User Manual

* ST2220T color gamut (typical) is based on CIE1976 (82%) and CIE1931 (72%) test standards.
Touch Screen Specifications

Touch screen OS compatibility


Resolution Specifications
Video Supported Modes

Preset Display Modes
Color Depth
16.7 mil colors
Color Gamut
82%*
Touch Technology
Optical touch
Touch Method
Finger, stylus or any pointer
Stylus Diameter
Minimum 7 mm
Capabilities
Mouse functionality—click, drag, double-click and right-click
Touch functionality—support Win7 multi-touch gestures
Resolution
1920 X 1080
Accuracy
+/-2.5 mm over 95% of touchable area (Microsoft Windows 7
compliant )
Touch Activation Force
No pressure required
Touch Durability
Unlimited
Touch Response Time
Typical response time 15 ms
Function
XP
Vista
Win7
Starter
Win7
Home
Basic
Win7
Home
Premium
Win7
Ultimate
Win7 Pro
Win7
Enterprise
Other
Operating
Systems
Single-touch
-
Yes
Yes
Yes
Yes
Yes
Yes
Yes
-
Multi-touch(two points)
-
-
-
-
Yes
Yes
Yes
Yes
-
NOTE:
l Support native Win7 multi-touch. (plug & play)
l Support single-touch (mouse behavior) in Vista. (Need to install touch screen driver. Please find the touch screen driver for Vista in the CD)
l Supports Windows Vista and Windows 7 operating systems only.
l Touch screen is out of alignment when the desktop is not full screen.
l Win7 OS will automatically install touch screen driver each time when the USB cable is plugged into a USB port.
l 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.
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 display capabilities (DVI
playback)
480i/480p/576i/576p/720p/1080i/1080p
(Supports HDCP)

Dell ST2220T Specifications

General

Pixel pitch	0.248 x 0.248 mm
Screen shape	Flat
Response time	8 ms
Display diagonal	21.5 \
Display brightness	250 cd/m²
Display technology	LCD
Touchscreen technology	Optical imaging
Contrast ratio (dynamic)	50000:1
Display number of colors	16.78 million colors
Display diagonal (metric)	54.6 cm
Certification	EPEAT Silver
Product color	Black
Ethernet LAN (RJ-45) ports	0
Display viewable area (HxV)	475.2 x 267.3 mm
Dimensions (W x D x H) with stand	528.1 x 58.5 x 380.1 mm
Cables included	DVI, USB, VGA
DVI-D ports quantity	1
USB upstream port type	USB Type-B
USB Type-A downstream ports quantity	3
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (standby)	1 W
Power consumption (typical)	28 W
Operating altitude	0 - 3658 m
Non-operating altitude	3658 - 12192 m
Storage temperature (T-T)	-20 - 60 °C
Operating temperature (T-T)	0 - 40 °C
Storage relative humidity (H-H)	5 - 90 %
Operating relative humidity (H-H)	10 - 80 %
Package weight	7800 g
Wall mountable	No
Panel mounting interface	No mm
Sustainability certificates	ENERGY STAR

Weight and Dimensions

Depth (with stand)	58.5 mm
Width (with stand)	528.1 mm
Height (with stand)	380.1 mm
Weight (with stand)	6300 g