Dell S2421HN User Manual

About your monitor | 11
Monitor specifications
Model S2421HN/S2421NX S2721HN/S2721NX
Screen type Active matrix - TFT LCD
Panel Type In-plane switching Technology
Aspect ratio 16:9
Viewable image dimensions
Diagonal 60.45 cm (23.8 in.) 68.6 cm (27 in.)
Active Area
Horizontal 527.0 4 mm (20.75 in.) 597.89 mm (23.54 in.)
Vertical 296.46 mm (11.67 in.) 336.31 mm (13.24 in.)
Area 156246.28 mm
2
(242.15 in.
2
) 201073.02 mm
2
(311.67 in.
2
)
Pixel pitch 0.2745 mm x 0.2745 mm 0.3114 mm x 0.3114 mm
Pixel per inch (PPI) 92.56 81.59
Viewing angle
Horizontal 178° (typical)
Vertical 178° (typical)
Brightness 250 cd/m² (typical) 300 cd/m² (typical)
Contrast ratio 1000 to 1 (typical)
Display screen coating Anti-glare treatment of the front polarizer (3H) hard coating
Backlight LED edgelight system
Response Time
(Gray to Gray)
8 ms (normal)
5 ms (fast)
4 ms (extreme)
Color depth 16.7 million colors
Color gamut* NTSC 72%
Connectivity •2 x HDMI 1.4
•1 x Audio line-out(3.5 mm jack)
Border width (edge of monitor to active area)
Top/Left/Right 5.4 mm 6.0 mm
Bottom 20.7 mm 21.3 mm
Adjustability
Height adjustable
stand
NA
Tilt -5° to 21°

Dell S2421HN Specifications

General

Pixel pitch	0.2745 x 0.2745 mm
Screen shape	Flat
Pixel density	92.56 ppi
Backlight type	LED
Display diagonal	23.8 \
Display technology	LCD
Native aspect ratio	16:9
Vertical scan range	48 - 75 Hz
Maximum refresh rate	75 Hz
Horizontal scan range	30 - 83 kHz
Supported video modes	480i, 480p, 576i, 576p, 720p, 1080i, 1080p
NTSC coverage (typical)	72 %
Viewable size, vertical	296.46 mm
Contrast ratio (typical)	1000:1
Display number of colors	16.78 million colors
Viewable size, horizontal	527.04 mm
Display brightness (typical)	250 cd/m²
Supported graphics resolutions	640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 1024 (SXGA), 1600 x 900, 1920 x 1080 (HD 1080)
HDMI	Yes
Audio input	-
HDMI version	1.4
DisplayPorts quantity	0
Tilt angle range	-5 - 21 °
Panel mounting interface	100 x 100 mm
AC input voltage	100 - 230 V
Power supply type	Internal
AC input frequency	50 - 60 Hz
Energy efficiency scale	A to G
Power consumption (max)	21 W
Annual energy consumption	18 kWh
Power consumption (standby)	0.2 W
Power consumption (typical)	12.2 W
Operating altitude	0 - 5000 m
Non-operating altitude	0 - 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 %
Feet color	Gray
Product color	Black
Heavy metals free	Hg (mercury)
Market positioning	Business
Sustainability certificates	RoHS, ENERGY STAR
Cables included	AC, HDMI
Package depth	619 mm
Package width	134.87 mm
Package height	394.97 mm
Harmonized System (HS) code	85285210

Weight and Dimensions

Bezel width (top)	5.4 mm
Depth (with stand)	152.8 mm
Height (with stand)	412.8 mm
Weight (with stand)	3800 g
Bezel width (bottom)	20.7 mm
Depth (without stand)	53.8 mm
Width (without stand)	537.8 mm
Height (without stand)	322.6 mm
Weight (without stand)	3300 g