Dell E2223HV User Manual

Troubleshooting │ 43
Built-in diagnostics
Your monitor has a built-in diagnostic tool that helps you determine if any screen abnormality
you experience is an inherent problem with your monitor, or with your computer and video card.
1234
Label Description
1
Button 1
2
Button 2
3
Button 3
4
Button 4
To run the built-in diagnostics:
1. Ensure that the screen is clean (no dust particles on the surface of the screen).
2. Press and hold Button 4 for about 4 seconds and wait for a pop up menu.
3. Use Button 1 or 2 to select the and press to confirm.
A gray test pattern appears at the beginning of the diagnostic program.
4. Carefully inspect the screen for abnormalities.
5. Press Button 1 to change the test patterns.
6. Repeat steps 4 and 5 to inspect the display in red, green, blue, black, white and text
screens.
7. When in White color test screen, check for white color uniformity and if there white color
appears greenish/reddish, etc.
8. Press Button 1 to end the diagnostic program.

Dell E2223HV Specifications

General

Panel type	VA
Pixel pitch	0.249 x 0.249 mm
Screen shape	Flat
Pixel density	103 ppi
Response time	12 ms
Backlight type	LED
Display diagonal	21.45 \
Heat dissipation	64.79 BTU/h
Surface hardness	3H
Anti-glare screen	Yes
Display technology	LCD
Native aspect ratio	16:9
Vertical scan range	50 - 75 Hz
Maximum refresh rate	60 Hz
Response time (fast)	8 ms
Horizontal scan range	30 - 83 kHz
Contrast ratio (typical)	3000:1
Display number of colors	16.7 million colors
Display diagonal (metric)	54.48 cm
Display brightness (typical)	250 cd/m²
LED indicators	Power
Tilt angle range	-5 - 21 °
Panel mounting interface	100 x 100 mm
Doesn't contain	PVC/BFR
Sustainability certificates	ENERGY STAR, RoHS, TCO
DisplayPorts quantity	0
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)	19 W
Power consumption (off)	0.3 W
Power consumption (typical)	12.13 W
Package weight	4010 g
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 %
Product color	Black
Heavy metals free	Hg (mercury)
Market positioning	Office
Cables included	AC, VGA
Harmonized System (HS) code	85285210

Weight and Dimensions

Bezel width (side)	12.8 mm
Depth (with stand)	171 mm
Width (with stand)	504.26 mm
Height (with stand)	384.17 mm
Weight (with stand)	2900 g
Bezel width (bottom)	16.9 mm
Depth (without stand)	49.64 mm
Height (without stand)	295.38 mm
Weight (without stand)	2260 g