Dell P2722HE User Manual

Troub l e sh o ot i ng   │  69
Troubleshooting
WARNING: Before you begin any of the procedures in this section,
follow the Safety instructions.
Self-test
Your monitor provides a self-test feature that allows you to check whether your
monitor is functioning properly. If your monitor and computer are properly
connected but the monitor screen remains dark, run the monitor self-test by
performing the following steps:
1. T
urn off both your computer and the monitor.
2. Unp
lug the video cable from the computer.
3. T
urn on the monitor.
If the monitor cannot sense a video signal
and is working correctly, the following
message will appear:
or
NOTE: The message may be slightly different according to the
connected input signal.
NOTE: While in self-test mode, the power LED remains white.
4. T
his box also appears during normal system operation, if the video cable
becomes disconnected or damaged.
5. T
urn Off your monitor and reconnect the video cable; then turn On both your
computer and the monitor.

Dell P2722HE Specifications

General

HDMI version	1.4
Headphone out	No
USB hub version	2.0 / 3.2 Gen 1 (3.1 Gen 1)
Built-in USB hub	Yes
Charging port type	USB Type-C
DisplayPort version	1.2
Number of upstream ports	1
USB Power Delivery up to	65 W
VGA (D-Sub) ports quantity	0
USB Type-A downstream ports quantity	4
Pivot angle	-90 - 90 °
LED indicators	Power
Tilt angle range	-5 - 21 °
Height adjustment	150 mm
Panel mounting interface	100 x 100 mm
Color depth	8 bit
Pixel pitch	0.3114 x 0.3114 mm
Screen shape	Flat
Pixel density	82 ppi
Response time	8 ms
Backlight type	LED
Display diagonal	27 \
Anti-glare screen	Always gives an optimal view, even in direct sunlight.
Display technology	LCD
Native aspect ratio	16:9
Vertical scan range	50 - 76 Hz
Maximum refresh rate	60 Hz
Response time (fast)	5 ms
Horizontal scan range	30 - 83 kHz
Supported video modes	480p, 576p, 720p, 1080i, 1080p
Viewable size diagonal	686 mm
Viewable size, vertical	336.31 mm
sRGB coverage (typical)	99 %
Display number of colors	16.7 million colors
Display diagonal (metric)	68.6 cm
Viewable size, horizontal	597.89 mm
Display brightness (typical)	300 cd/m²
Supported graphics resolutions	1920 x 1080 (HD 1080)
AC input voltage	100 - 240 V
Power supply type	Internal
AC input frequency	50 - 60 Hz
Energy efficiency scale	A to G
Power consumption (max)	118 W
Power consumption (off)	0.2 W
Power consumption (standby)	0.3 W
Power consumption (typical)	14.5 W
AMD FreeSync	-
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	Silver
Front bezel color	Black
Heavy metals free	Hg (mercury)
Market positioning	Business
Doesn't contain	PVC/BFR
Sustainability certificates	ENERGY STAR, EPEAT Gold, RoHS
Cables included	AC, DisplayPort, USB
Harmonized System (HS) code	85285210

Weight and Dimensions

Bezel width (top)	5.99 mm
Bezel width (side)	6.01 mm
Depth (with stand)	190.1 mm
Width (with stand)	609.9 mm
Height (with stand)	534.15 mm
Weight (with stand)	6810 g
Bezel width (bottom)	17.29 mm
Depth (without stand)	52.15 mm
Height (without stand)	359.6 mm
Weight (without stand)	4920 g