Dell ST2220L User Manual

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See Solving Problems for more
information.
Setting the Maximum Resolution
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To set the maximum resolution for the monitor.
Windows XP:
1. Right-click on the desktop and select Properties.
2. Select the Settings tab.
3. Set the screen resolution to 1920 x 1080.
4. Click OK.
Windows Vista
®
or Windows
®
7:
1. Right-click on the desktop and select Personalization.
2. Click Change Display Settings.
3. Move the slider-bar to the right by pressing and holding left-mouse button and adjust the screen resolution to 1920 x 1080.
4. Click OK.
If you do not see 1920 x 1080 as an option, you may need to update your graphics driver. Depending on your computer, complete one of the following
procedures.
If you have a Dell desktop or portable computer:
¡ Go to support.dell.com, enter your service tag, and download the latest driver for your graphics card.
If you are using a non-Dell computer (portable or desktop):
¡ Go to the support site for your computer and download the latest graphic drivers.
¡ Go to your graphics card website and download the latest graphic drivers.
Using the Dell Soundbar (Optional)
The Dell Soundbar is a stereo two channel system mountable on Dell flat panel displays. The Soundbar has a capacitive touch front control panel, a white LED
for power indication, and two audio headset jacks.
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If VGA/DVI/HDMI input is selected and both
VGA, DVI and HDMI cable are not connected, a floating dialog box as shown
below appears.
or
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Dell ST2220L Specifications

General

3D	No
Pixel pitch	0.248 x 0.248 mm
Aspect ratio	-
Display diagonal	21.5 \
Viewing angle, vertical	160 °
Contrast ratio (dynamic)	8000000:1
Display number of colors	16.78 million colors
Viewing angle, horizontal	170 °
Display brightness (typical)	250 cd/m²
Supported graphics resolutions	1920 x 1080 (HD 1080)
HDCP	Yes
DVI-I ports quantity	0
Panel mounting interface	No mm
Input current	2 A
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (max)	28 W
Power consumption (off)	0.5 W
Power consumption (standby)	1 W
Power consumption (typical)	20 W
Product color	Black
Market positioning	Business
Sustainability certificates	EPEAT Silver, ENERGY STAR

Weight and Dimensions

Depth (with stand)	230 mm
Width (with stand)	508 mm
Height (with stand)	386 mm
Weight (with stand)	4082 g
Width (without stand)	- mm
Weight (without stand)	- g